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Statistics

Domains: 334,232,403
Organizations: 3,278,105
Public networks: 10,878,946
Geolocations: 8,631,519
Autonomous Systems: 115,457


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  • Statistics
    Domains: 334,232,403
    Organizations: 3,278,105
    Public networks: 10,878,946
    Geolocations: 8,631,519
    Autonomous Systems: 115,457

British Telecommunications PLC

IPv4 IPv6
Networks by country: United Kingdom United Kingdom (120775), United States United States (142), Germany Germany (138), Netherlands Netherlands (57), France France (39), Belgium Belgium (28), Sweden Sweden (21), Italy Italy (19), Switzerland Switzerland (10), Ireland Ireland (8), Canada Canada (8), Hungary Hungary (7), Singapore Singapore (7), Czech Republic Czech Republic (7), European Union European Union (5), Spain Spain (5), Denmark Denmark (4), Austria Austria (3), Portugal Portugal (3), Hong Kong Hong Kong (3), Australia Australia (2), Poland Poland (2), India India (2), Brazil Brazil (2), Luxembourg Luxembourg (2), Romania Romania (1), Greece Greece (1), Turkey Turkey (1), Finland Finland (1), Norway Norway (1), Bulgaria Bulgaria (1), Japan Japan (1)

Assigned AS: AS2855, AS2856, AS3300, AS5400, AS6871, AS8472, AS12641, AS13205, AS25041, AS25127, AS49182, AS57688, AS204047, AS212556
Updated: 01 December 2025

We found 121,293 IPv4 networks operated by this organization.
The first 1000 networks are displayed.
Results sorted by network size.

Get the full report >>

United Kingdom British Telecommunications PLC
UK-BT-20050207

CIDR: 86.128.0.0/10
IP Range: 86.128.0.0 - 86.191.255.255
Block size: 4,194,304

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United Kingdom British Telecommunications PLC
UK-BT-20020725

CIDR: 81.128.0.0/11
IP Range: 81.128.0.0 - 81.159.255.255
Block size: 2,097,152

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 86.128.0.0/11
IP Range: 86.128.0.0 - 86.159.255.255
Block size: 2,097,152

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 86.160.0.0/11
IP Range: 86.160.0.0 - 86.191.255.255
Block size: 2,097,152

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 81.128.0.0/12
IP Range: 81.128.0.0 - 81.143.255.255
Block size: 1,048,576

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 81.144.0.0/12
IP Range: 81.144.0.0 - 81.159.255.255
Block size: 1,048,576

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United Kingdom British Telecommunications PLC
UK-BT-20090806

CIDR: 109.144.0.0/12
IP Range: 109.144.0.0 - 109.159.255.255
Block size: 1,048,576

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United Kingdom British Telecommunications PLC
UK-BT-20000920

CIDR: 217.32.0.0/12
IP Range: 217.32.0.0 - 217.47.255.255
Block size: 1,048,576

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 86.148.0.0 - 86.159.255.255
Block size: 786,432

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 86.160.0.0 - 86.171.255.255
Block size: 786,432

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United Kingdom British Telecommunications PLC
UK-BT-20101231

CIDR: 31.48.0.0/13
IP Range: 31.48.0.0 - 31.55.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 86.128.0.0/13
IP Range: 86.128.0.0 - 86.135.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 109.144.0.0/13
IP Range: 109.144.0.0 - 109.151.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 109.152.0.0/13
IP Range: 109.152.0.0 - 109.159.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 217.32.0.0/13
IP Range: 217.32.0.0 - 217.39.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 217.40.0.0/13
IP Range: 217.40.0.0 - 217.47.255.255
Block size: 524,288

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: N/A
IP Range: 109.152.0.0 - 109.158.255.255
Block size: 458,752

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 86.136.0.0 - 86.141.255.255
Block size: 393,216

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

Central + migration to 21CN

CIDR: N/A
IP Range: 86.178.0.0 - 86.183.255.255
Block size: 393,216

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United Kingdom British Telecommunications PLC
BT

CIDR: N/A
IP Range: 147.147.0.0 - 147.152.255.255
Block size: 393,216

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 31.48.0.0/14
IP Range: 31.48.0.0 - 31.51.255.255
Block size: 262,144

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 31.52.0.0/14
IP Range: 31.52.0.0 - 31.55.255.255
Block size: 262,144

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.152.0.0/14
IP Range: 81.154.0.0 - 81.157.255.255
Block size: 262,144

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United Kingdom British Telecommunications PLC
UK-BT-20050729

CIDR: 87.112.0.0/14
IP Range: 87.112.0.0 - 87.115.255.255
Block size: 262,144

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: 109.148.0.0/14
IP Range: 109.148.0.0 - 109.151.255.255
Block size: 262,144

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United Kingdom British Telecommunications PLC
UK-BT-961016

CIDR: 194.72.0.0/14
IP Range: 194.72.0.0 - 194.75.255.255
Block size: 262,144

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United Kingdom British Telecommunications PLC
UK-BT-20000403

CIDR: 213.120.0.0/14
IP Range: 213.120.0.0 - 213.123.255.255
Block size: 262,144

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 86.142.0.0 - 86.144.255.255
Block size: 196,608

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 86.145.0.0 - 86.147.255.255
Block size: 196,608

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 217.42.0.0 - 217.44.255.255
Block size: 196,608

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United Kingdom British Telecommunications PLC
UK-BT-20120613

CIDR: 5.80.0.0/15
IP Range: 5.80.0.0 - 5.81.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 31.48.0.0/15
IP Range: 31.48.0.0 - 31.49.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 31.52.0.0/15
IP Range: 31.52.0.0 - 31.53.255.255
Block size: 131,072

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United Kingdom British Telecommunications PLC
BT-RETAIL

CIDR: 31.126.0.0/15
IP Range: 31.126.0.0 - 31.127.255.255
Block size: 131,072

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United Kingdom British Telecommunications PLC
UK-FORCE9

CIDR: 51.6.0.0/15
IP Range: 51.6.0.0 - 51.7.255.255
Block size: 131,072

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United Kingdom British Telecommunications PLC
UK-BT-990701

CIDR: 62.6.0.0/15
IP Range: 62.6.0.0 - 62.7.255.255
Block size: 131,072

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United Kingdom British Telecommunications PLC
UK-BT-20040518

CIDR: 84.92.0.0/15
IP Range: 84.92.0.0 - 84.93.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 86.172.0.0/15
IP Range: 86.172.0.0 - 86.173.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 86.190.0.0/15
IP Range: 86.190.0.0 - 86.191.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 109.146.0.0/15
IP Range: 109.146.0.0 - 109.147.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 213.120.0.0/15
IP Range: 213.120.0.0 - 213.121.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 213.122.0.0/15
IP Range: 213.122.0.0 - 213.123.255.255
Block size: 131,072

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 5.80.0.0/16
IP Range: 5.80.0.0 - 5.80.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 5.81.0.0/16
IP Range: 5.81.0.0 - 5.81.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 31.50.0.0/16
IP Range: 31.50.0.0 - 31.50.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 31.51.0.0/16
IP Range: 31.51.0.0 - 31.51.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 31.54.0.0/16
IP Range: 31.54.0.0 - 31.54.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-GLOBALFABRIC

BT Global Fabric Customers

CIDR: 31.95.0.0/16
IP Range: 31.95.0.0 - 31.95.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BTNET-3

CIDR: 31.96.0.0/16
IP Range: 31.96.0.0 - 31.96.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
BT-CENTRAL-PLUS

CIDR: 31.104.0.0/16
IP Range: 31.104.0.0 - 31.104.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BTNET-3

CIDR: 31.113.0.0/16
IP Range: 31.113.0.0 - 31.113.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BTNET-3

CIDR: 31.120.0.0/16
IP Range: 31.120.0.0 - 31.120.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20101201

CIDR: 46.208.0.0/16
IP Range: 46.208.0.0 - 46.208.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
FORCE9

CIDR: 51.9.0.0/16
IP Range: 51.9.0.0 - 51.9.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
BT-CENTRAL-PLUS

CIDR: 51.14.0.0/16
IP Range: 51.14.0.0 - 51.14.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-DWP

CIDR: 51.230.0.0/16
IP Range: 51.230.0.0 - 51.230.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BTGIA-20000918

CIDR: 62.134.0.0/16
IP Range: 62.134.0.0 - 62.134.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-971003

CIDR: 62.172.0.0/16
IP Range: 62.172.0.0 - 62.172.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BTGIA-980710

CIDR: 62.180.0.0/16
IP Range: 62.180.0.0 - 62.180.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BTENT-20010102

CIDR: 62.239.0.0/16
IP Range: 62.239.0.0 - 62.239.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20020708

CIDR: 80.189.0.0/16
IP Range: 80.189.0.0 - 80.189.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20031017

CIDR: 80.229.0.0/16
IP Range: 80.229.0.0 - 80.229.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.129.0.0/16
IP Range: 81.129.0.0 - 81.129.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.132.0.0/16
IP Range: 81.132.0.0 - 81.132.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 81.141.0.0/16
IP Range: 81.141.0.0 - 81.141.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.151.0.0/16
IP Range: 81.151.0.0 - 81.151.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.153.0.0/16
IP Range: 81.153.0.0 - 81.153.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.158.0.0/16
IP Range: 81.158.0.0 - 81.158.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.159.0.0/16
IP Range: 81.159.0.0 - 81.159.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 86.174.0.0/16
IP Range: 86.174.0.0 - 86.174.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 86.175.0.0/16
IP Range: 86.175.0.0 - 86.175.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: 86.184.0.0/16
IP Range: 86.184.0.0 - 86.184.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: 86.185.0.0/16
IP Range: 86.185.0.0 - 86.185.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: 86.186.0.0/16
IP Range: 86.186.0.0 - 86.186.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-PAWLAN

BT-PAWLAN

CIDR: 86.187.0.0/16
IP Range: 86.187.0.0 - 86.187.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20061009

CIDR: 91.125.0.0/16
IP Range: 91.125.0.0 - 91.125.255.255
Block size: 65,536

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP Pools

CIDR: 109.145.0.0/16
IP Range: 109.145.0.0 - 109.145.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
BTRL-NET

CIDR: 132.146.0.0/16
IP Range: 132.146.0.0 - 132.146.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20110711

CIDR: 146.90.0.0/16
IP Range: 146.90.0.0 - 146.90.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BTENT-940210

CIDR: 193.113.0.0/16
IP Range: 193.113.0.0 - 193.113.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-961016

CIDR: 195.99.0.0/16
IP Range: 195.99.0.0 - 195.99.255.255
Block size: 65,536

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Sweden British Telecommunications PLC
UK-BTGIA-960612

CIDR: 195.100.0.0/16
IP Range: 195.100.0.0 - 195.100.255.255
Block size: 65,536

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Sweden British Telecommunications PLC
UK-BTGIA-980908

CIDR: 195.163.0.0/16
IP Range: 195.163.0.0 - 195.163.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-971021

CIDR: 195.171.0.0/16
IP Range: 195.171.0.0 - 195.171.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-19970925

CIDR: 195.213.0.0/16
IP Range: 195.213.0.0 - 195.213.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-981124

CIDR: 212.140.0.0/16
IP Range: 212.140.0.0 - 212.140.255.255
Block size: 65,536

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All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-991111

CIDR: 213.1.0.0/16
IP Range: 213.1.0.0 - 213.1.255.255
Block size: 65,536

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Sweden British Telecommunications PLC
UK-BTGIA-20000327

CIDR: 213.15.0.0/16
IP Range: 213.15.0.0 - 213.15.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
UK-BT-20000327

CIDR: 213.31.0.0/16
IP Range: 213.31.0.0 - 213.31.255.255
Block size: 65,536

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United Kingdom British Telecommunications PLC
EE-MOBILE

CIDR: N/A
IP Range: 31.94.0.0 - 31.94.255.0
Block size: 65,281

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All domains in this network >>
United Kingdom British Telecommunications PLC
UK-DWP

CIDR: N/A
IP Range: 51.230.0.0 - 51.230.254.255
Block size: 65,280

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 81.152.0.0 - 81.152.250.255
Block size: 64,256

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.149.0.0 - 81.149.195.255
Block size: 50,176

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

Central + migration to 21CN

CIDR: N/A
IP Range: 86.176.64.0 - 86.176.255.255
Block size: 49,152

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

Central + migration to 21CN

CIDR: N/A
IP Range: 86.177.65.0 - 86.177.255.255
Block size: 48,896

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 5.80.0.0/17
IP Range: 5.80.0.0 - 5.80.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 5.80.128.0/17
IP Range: 5.80.128.0 - 5.80.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 5.81.0.0/17
IP Range: 5.81.0.0 - 5.81.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 5.81.128.0/17
IP Range: 5.81.128.0 - 5.81.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20110315

CIDR: 31.185.128.0/17
IP Range: 31.185.128.0 - 31.185.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
Sweden British Telecommunications PLC
UK-BTGIA-20000302

CIDR: 62.5.0.0/17
IP Range: 62.5.0.0 - 62.5.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.6.0.0/17
IP Range: 62.6.0.0 - 62.6.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.6.128.0/17
IP Range: 62.6.128.0 - 62.6.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.7.0.0/17
IP Range: 62.7.0.0 - 62.7.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.7.128.0/17
IP Range: 62.7.128.0 - 62.7.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-20000829

CIDR: 62.102.0.0/17
IP Range: 62.102.0.0 - 62.102.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.172.0.0/17
IP Range: 62.172.0.0 - 62.172.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 62.172.128.0/17
IP Range: 62.172.128.0 - 62.172.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-N3SP

BT-N3SP

CIDR: 81.128.0.0/17
IP Range: 81.128.0.0 - 81.128.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.135.0.0/17
IP Range: 81.135.0.0 - 81.135.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 81.136.0.0/17
IP Range: 81.136.0.0 - 81.136.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MBB

BT-MBB

CIDR: 81.140.0.0/17
IP Range: 81.140.0.0 - 81.140.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20030228

CIDR: 81.174.128.0/17
IP Range: 81.174.128.0 - 81.174.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 86.188.0.0/17
IP Range: 86.188.0.0 - 86.188.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-Central-Plus

CIDR: 86.189.128.0/17
IP Range: 86.189.128.0 - 86.189.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 109.159.0.0/17
IP Range: 109.159.0.0 - 109.159.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.72.0.0/17
IP Range: 194.72.0.0 - 194.72.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.72.128.0/17
IP Range: 194.72.128.0 - 194.72.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.73.0.0/17
IP Range: 194.73.0.0 - 194.73.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.73.128.0/17
IP Range: 194.73.128.0 - 194.73.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.74.0.0/17
IP Range: 194.74.0.0 - 194.74.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.74.128.0/17
IP Range: 194.74.128.0 - 194.74.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.75.0.0/17
IP Range: 194.75.0.0 - 194.75.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 194.75.128.0/17
IP Range: 194.75.128.0 - 194.75.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.99.0.0/17
IP Range: 195.99.0.0 - 195.99.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.99.128.0/17
IP Range: 195.99.128.0 - 195.99.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 212.140.0.0/17
IP Range: 212.140.0.0 - 212.140.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 212.140.128.0/17
IP Range: 212.140.128.0 - 212.140.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-990412

CIDR: 212.159.0.0/17
IP Range: 212.159.0.0 - 212.159.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 213.1.0.0/17
IP Range: 213.1.0.0 - 213.1.127.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 213.1.128.0/17
IP Range: 213.1.128.0 - 213.1.255.255
Block size: 32,768

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

RAS Boxes

CIDR: N/A
IP Range: 217.47.30.0 - 217.47.153.255
Block size: 31,744

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

Central + migration to 21CN

CIDR: N/A
IP Range: 86.177.0.0 - 86.177.64.255
Block size: 16,640

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT-PAWLAN

CIDR: 31.55.0.0/18
IP Range: 31.55.0.0 - 31.55.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

CIDR: 31.55.64.0/18
IP Range: 31.55.64.0 - 31.55.127.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20120312

CIDR: 37.152.192.0/18
IP Range: 37.152.192.0 - 37.152.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-20030117

CIDR: 62.173.192.0/18
IP Range: 62.173.192.0 - 62.173.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.128.0/18
IP Range: 81.131.160.0 - 81.131.223.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 81.135.192.0/18
IP Range: 81.135.192.0 - 81.135.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 81.140.192.0/18
IP Range: 81.140.192.0 - 81.140.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 81.146.0.0/18
IP Range: 81.146.0.0 - 81.146.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20041028

CIDR: 84.51.128.0/18
IP Range: 84.51.128.0 - 84.51.191.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

Central + migration to 21CN

CIDR: 86.176.0.0/18
IP Range: 86.176.0.0 - 86.176.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

CIDR: 109.144.128.0/18
IP Range: 109.144.128.0 - 109.144.191.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT Openzone WLAN Services

CIDR: 109.144.192.0/18
IP Range: 109.144.192.0 - 109.144.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.128.0/18
IP Range: 195.171.128.0 - 195.171.191.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.192.0/18
IP Range: 195.171.192.0 - 195.171.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-980608

CIDR: 212.56.64.0/18
IP Range: 212.56.64.0 - 212.56.127.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-990503

CIDR: 212.162.192.0/18
IP Range: 212.162.192.0 - 212.162.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
BTNET

CIDR: 213.122.0.0/18
IP Range: 213.122.0.0 - 213.122.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-19990920

CIDR: 213.194.0.0/18
IP Range: 213.194.0.0 - 213.194.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-20010223

CIDR: 213.236.64.0/18
IP Range: 213.236.64.0 - 213.236.127.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 217.39.0.0/18
IP Range: 217.39.32.0 - 217.39.95.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 217.39.192.0/18
IP Range: 217.39.192.0 - 217.39.255.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 217.41.0.0/18
IP Range: 217.41.0.0 - 217.41.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 217.46.64.0/18
IP Range: 217.46.64.0 - 217.46.127.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
Netherlands British Telecommunications PLC
UK-BTENT-20010207

CIDR: 217.140.0.0/18
IP Range: 217.140.0.0 - 217.140.63.255
Block size: 16,384

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-1

RB-ADSL

CIDR: N/A
IP Range: 80.189.192.0 - 80.189.254.255
Block size: 16,128

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 213.1.64.0 - 213.1.118.255
Block size: 14,080

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.128.0 - 81.133.175.255
Block size: 12,288

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.136.152.0 - 81.136.199.255
Block size: 12,288

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.208.0 - 81.133.247.255
Block size: 10,240

All IPs in this network >>
All domains in this network >>
Germany British Telecommunications PLC
BT_AS5400_CC49_WB

CIDR: 31.95.96.0/19
IP Range: 31.95.96.0 - 31.95.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20110315

CIDR: 31.185.32.0/19
IP Range: 31.185.32.0 - 31.185.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 62.7.128.0/19
IP Range: 62.7.128.0 - 62.7.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
Hungary British Telecommunications PLC
UK-BTGIA-20000622

CIDR: 62.80.64.0/19
IP Range: 62.80.64.0 - 62.80.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-3

Brightview Dynamic ADSL Pools

CIDR: 80.189.96.0/19
IP Range: 80.189.112.0 - 80.189.143.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.130.128.0/19
IP Range: 81.130.128.0 - 81.130.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.130.160.0/19
IP Range: 81.130.160.0 - 81.130.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.130.224.0/19
IP Range: 81.130.224.0 - 81.130.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.96.0/19
IP Range: 81.131.96.0 - 81.131.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: 81.133.0.0/19
IP Range: 81.133.0.0 - 81.133.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.134.160.0/19
IP Range: 81.134.160.0 - 81.134.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.135.160.0/19
IP Range: 81.135.160.0 - 81.135.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.0.0/19
IP Range: 81.139.0.0 - 81.139.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.64.0/19
IP Range: 81.139.64.0 - 81.139.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.96.0/19
IP Range: 81.139.96.0 - 81.139.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.128.0/19
IP Range: 81.139.128.0 - 81.139.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.160.0/19
IP Range: 81.139.160.0 - 81.139.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.192.0/19
IP Range: 81.139.192.0 - 81.139.223.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.139.224.0/19
IP Range: 81.139.224.0 - 81.139.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 81.140.160.0/19
IP Range: 81.140.160.0 - 81.140.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 81.145.64.0/19
IP Range: 81.145.64.0 - 81.145.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 81.146.96.0/19
IP Range: 81.146.96.0 - 81.146.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

VPN Management

CIDR: 81.146.128.0/19
IP Range: 81.146.128.0 - 81.146.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 81.146.160.0/19
IP Range: 81.146.160.0 - 81.146.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 81.146.192.0/19
IP Range: 81.146.192.0 - 81.146.223.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.148.0.0/19
IP Range: 81.148.0.0 - 81.148.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.148.32.0/19
IP Range: 81.148.32.0 - 81.148.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.148.64.0/19
IP Range: 81.148.64.0 - 81.148.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.148.128.0/19
IP Range: 81.148.128.0 - 81.148.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.148.160.0/19
IP Range: 81.148.160.0 - 81.148.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.148.224.0/19
IP Range: 81.148.224.0 - 81.148.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.149.224.0/19
IP Range: 81.149.224.0 - 81.149.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-20030814

CIDR: 82.150.0.0/19
IP Range: 82.150.0.0 - 82.150.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20040226

CIDR: 83.216.128.0/19
IP Range: 83.216.128.0 - 83.216.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT Openzone WLAN Services

CIDR: 86.189.0.0/19
IP Range: 86.189.0.0 - 86.189.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 86.189.32.0/19
IP Range: 86.189.32.0 - 86.189.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 86.189.96.0/19
IP Range: 86.189.96.0 - 86.189.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

GR ADSL

CIDR: 91.125.0.0/19
IP Range: 91.125.0.0 - 91.125.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

RB ADSL

CIDR: 91.125.32.0/19
IP Range: 91.125.32.0 - 91.125.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-RB4

CIDR: 91.125.64.0/19
IP Range: 91.125.64.0 - 91.125.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-RB5

CIDR: 91.125.96.0/19
IP Range: 91.125.96.0 - 91.125.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-RB6

CIDR: 91.125.128.0/19
IP Range: 91.125.128.0 - 91.125.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-AG01

CIDR: 91.125.160.0/19
IP Range: 91.125.160.0 - 91.125.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-GR7

CIDR: 91.125.192.0/19
IP Range: 91.125.192.0 - 91.125.223.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-4

BV-GR8

CIDR: 91.125.224.0/19
IP Range: 91.125.224.0 - 91.125.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 109.159.160.0/19
IP Range: 109.159.160.0 - 109.159.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20110711

CIDR: 146.66.32.0/19
IP Range: 146.66.32.0 - 146.66.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 159.180.96.0/19
IP Range: 159.180.96.0 - 159.180.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTENT-941014

CIDR: 194.102.0.0/19
IP Range: 194.102.0.0 - 194.102.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
Sweden British Telecommunications PLC
UK-BTGIA-960104

CIDR: 194.213.64.0/19
IP Range: 194.213.64.0 - 194.213.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
Czech Republic British Telecommunications PLC
UK-BTGIA-970219

CIDR: 195.90.64.0/19
IP Range: 195.90.64.0 - 195.90.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-961211

CIDR: 195.166.128.0/19
IP Range: 195.166.128.0 - 195.166.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.32.0/19
IP Range: 195.171.32.0 - 195.171.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.64.0/19
IP Range: 195.171.64.0 - 195.171.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.96.0/19
IP Range: 195.171.96.0 - 195.171.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-970912

CIDR: 195.182.96.0/19
IP Range: 195.182.96.0 - 195.182.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
Belgium British Telecommunications PLC
UK-BTGIA-961010

CIDR: 195.184.128.0/19
IP Range: 195.184.128.0 - 195.184.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
Netherlands British Telecommunications PLC
UK-BTGIA-970228

CIDR: 195.206.64.0/19
IP Range: 195.206.64.0 - 195.206.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTENT-970729

CIDR: 195.218.32.0/19
IP Range: 195.218.32.0 - 195.218.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-990318

CIDR: 212.8.160.0/19
IP Range: 212.8.160.0 - 212.8.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-980827

CIDR: 212.21.192.0/19
IP Range: 212.21.192.0 - 212.21.223.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-980903

CIDR: 212.31.192.0/19
IP Range: 212.31.192.0 - 212.31.223.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-980529

CIDR: 212.41.128.0/19
IP Range: 212.41.128.0 - 212.41.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-981015

CIDR: 212.82.0.0/19
IP Range: 212.82.0.0 - 212.82.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-981005

CIDR: 212.108.0.0/19
IP Range: 212.108.0.0 - 212.108.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-980922

CIDR: 212.127.0.0/19
IP Range: 212.127.0.0 - 212.127.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 213.1.0.0/19
IP Range: 213.1.0.0 - 213.1.31.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 213.121.96.0/19
IP Range: 213.121.96.0 - 213.121.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.96.0/19
IP Range: 213.122.96.0 - 213.122.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.224.0/19
IP Range: 213.122.224.0 - 213.122.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTGIA-20010308

CIDR: 213.137.160.0/19
IP Range: 213.137.160.0 - 213.137.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20021015

CIDR: 213.162.96.0/19
IP Range: 213.162.96.0 - 213.162.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.32.64.0/19
IP Range: 217.32.64.0 - 217.32.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 217.35.224.0/19
IP Range: 217.35.224.0 - 217.35.255.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

CIDR: 217.38.96.0/19
IP Range: 217.38.96.0 - 217.38.127.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.41.128.0/19
IP Range: 217.41.128.0 - 217.41.159.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 217.45.32.0/19
IP Range: 217.45.32.0 - 217.45.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 217.45.64.0/19
IP Range: 217.45.64.0 - 217.45.95.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

BT-CENTRAL-PLUS

CIDR: 217.46.32.0/19
IP Range: 217.46.32.0 - 217.46.63.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

Midband

CIDR: 217.47.160.0/19
IP Range: 217.47.160.0 - 217.47.191.255
Block size: 8,192

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 217.47.0.0 - 217.47.29.255
Block size: 7,680

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 213.1.160.0 - 213.1.187.255
Block size: 7,168

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 217.35.184.0 - 217.35.208.255
Block size: 6,400

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 217.41.191.0 - 217.41.215.255
Block size: 6,400

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: N/A
IP Range: 62.7.96.0 - 62.7.119.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.130.192.0 - 81.130.215.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.80.0 - 81.133.103.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.104.0 - 81.133.127.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.184.0 - 81.133.207.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.134.0.0 - 81.134.23.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.134.24.0 - 81.134.47.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.136.128.0 - 81.136.151.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.136.200.0 - 81.136.223.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.136.224.0 - 81.136.247.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.137.192.0 - 81.137.215.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.137.216.0 - 81.137.239.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: N/A
IP Range: 81.148.96.0 - 81.148.119.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: N/A
IP Range: 194.75.104.0 - 194.75.127.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.123.168.0 - 213.123.191.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 217.32.0.0 - 217.32.23.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 217.34.32.0 - 217.34.55.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 217.35.80.0 - 217.35.103.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 217.36.208.0 - 217.36.231.255
Block size: 6,144

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-1

RB ADSL

CIDR: N/A
IP Range: 80.189.68.0 - 80.189.89.255
Block size: 5,632

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 81.138.0.0 - 81.138.21.255
Block size: 5,632

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: N/A
IP Range: 62.6.0.0 - 62.6.19.255
Block size: 5,120

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: N/A
IP Range: 81.134.102.0 - 81.134.119.255
Block size: 4,608

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
IEUNET2

CIDR: N/A
IP Range: 192.122.217.0 - 192.122.234.255
Block size: 4,608

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: N/A
IP Range: 195.171.44.0 - 195.171.61.255
Block size: 4,608

All IPs in this network >>
All domains in this network >>
Netherlands British Telecommunications PLC
BT_AS5400_CC31_WB

CIDR: 31.95.16.0/20
IP Range: 31.95.16.0 - 31.95.31.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
Germany British Telecommunications PLC
BT_AS5400_CC49_WB

CIDR: 31.95.128.0/20
IP Range: 31.95.128.0 - 31.95.143.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
France British Telecommunications PLC
BT_AS5400_CC33_WB

CIDR: 31.95.160.0/20
IP Range: 31.95.160.0 - 31.95.175.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global -MPLS

CIDR: 62.6.80.0/20
IP Range: 62.6.88.0 - 62.6.103.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 62.6.112.0/20
IP Range: 62.6.112.0 - 62.6.127.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 62.7.48.0/20
IP Range: 62.7.48.0 - 62.7.63.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

BtnIPVPNManagement

CIDR: 62.172.240.0/20
IP Range: 62.172.240.0 - 62.172.255.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
Netherlands British Telecommunications PLC
UK-BTENT-20070703

CIDR: 78.109.0.0/20
IP Range: 78.109.0.0 - 78.109.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-1

RB ADSL

CIDR: 80.189.176.0/20
IP Range: 80.189.176.0 - 80.189.191.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.130.0.0/20
IP Range: 81.130.0.0 - 81.130.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.130.80.0/20
IP Range: 81.130.80.0 - 81.130.95.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 81.130.96.0/20
IP Range: 81.130.96.0 - 81.130.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.80.0/20
IP Range: 81.131.80.0 - 81.131.95.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.128.0/20
IP Range: 81.131.128.0 - 81.131.143.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.224.0/20
IP Range: 81.131.224.0 - 81.131.239.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: 81.133.32.0/20
IP Range: 81.133.32.0 - 81.133.47.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.134.48.0/20
IP Range: 81.134.48.0 - 81.134.63.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

BT-ADSL

CIDR: 81.134.80.0/20
IP Range: 81.134.80.0 - 81.134.95.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 81.134.224.0/20
IP Range: 81.134.224.0 - 81.134.239.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.135.144.0/20
IP Range: 81.135.144.0 - 81.135.159.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.137.240.0/20
IP Range: 81.137.240.0 - 81.137.255.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

IP VPN Management

CIDR: 81.144.0.0/20
IP Range: 81.144.0.0 - 81.144.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

VPN Converge Loopbacks

CIDR: 81.144.48.0/20
IP Range: 81.144.48.0 - 81.144.63.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.145.96.0/20
IP Range: 81.145.96.0 - 81.145.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 81.145.112.0/20
IP Range: 81.145.112.0 - 81.145.127.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.0.0/20
IP Range: 81.147.0.0 - 81.147.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.96.0/20
IP Range: 81.147.96.0 - 81.147.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.128.0/20
IP Range: 81.147.128.0 - 81.147.143.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.160.0/20
IP Range: 81.147.160.0 - 81.147.175.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.149.208.0/20
IP Range: 81.149.208.0 - 81.149.223.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT Openzone WLAN Services

CIDR: 109.144.16.0/20
IP Range: 109.144.16.0 - 109.144.31.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-WHOLESALE-TEST-SERVICE

BT-WHOLESALE-TEST-SERVICE

CIDR: 109.144.32.0/20
IP Range: 109.144.32.0 - 109.144.47.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 109.144.96.0/20
IP Range: 109.144.96.0 - 109.144.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
BANDSC

CIDR: 193.35.176.0/20
IP Range: 193.35.182.0 - 193.35.197.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
BT-UK

CIDR: 193.37.160.0/20
IP Range: 193.37.160.0 - 193.37.175.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
European Union British Telecommunications PLC
BT-IGNITE-EU

CIDR: 195.99.64.0/20
IP Range: 195.99.64.0 - 195.99.79.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 195.99.96.0/20
IP Range: 195.99.96.0 - 195.99.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.0.0/20
IP Range: 195.171.0.0 - 195.171.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 195.171.16.0/20
IP Range: 195.171.16.0 - 195.171.31.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MDIP2

Dynamic Address Pools and infrastructure

CIDR: 212.140.96.0/20
IP Range: 212.140.96.0 - 212.140.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 212.140.112.0/20
IP Range: 212.140.112.0 - 212.140.127.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003076422 IP MASTER

CIDR: 212.140.176.0/20
IP Range: 212.140.176.0 - 212.140.191.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.121.0.0/20
IP Range: 213.121.0.0 - 213.121.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.80.0/20
IP Range: 213.122.80.0 - 213.122.95.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.128.0/20
IP Range: 213.122.128.0 - 213.122.143.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.208.0/20
IP Range: 213.122.208.0 - 213.122.223.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.123.0.0/20
IP Range: 213.123.0.0 - 213.123.15.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 213.123.96.0/20
IP Range: 213.123.96.0 - 213.123.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.192.0/20
IP Range: 213.123.192.0 - 213.123.207.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BTENT-20000906

CIDR: 217.15.64.0/20
IP Range: 217.15.64.0 - 217.15.79.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.32.48.0/20
IP Range: 217.32.48.0 - 217.32.63.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 217.36.160.0/20
IP Range: 217.36.160.0 - 217.36.175.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 217.39.96.0/20
IP Range: 217.39.96.0 - 217.39.111.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

FTIP002920627 BT PAWLAN

CIDR: 217.41.224.0/20
IP Range: 217.41.224.0 - 217.41.239.255
Block size: 4,096

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: N/A
IP Range: 213.120.0.0 - 213.120.15.155
Block size: 3,996

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-2

RB ADSL

CIDR: N/A
IP Range: 80.189.1.0 - 80.189.15.255
Block size: 3,840

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: N/A
IP Range: 217.32.120.0 - 217.32.134.255
Block size: 3,840

All IPs in this network >>
All domains in this network >>
United Kingdom Global Reach - Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: N/A
IP Range: 31.55.172.0 - 31.55.183.255
Block size: 3,072

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: N/A
IP Range: 31.55.196.0 - 31.55.207.255
Block size: 3,072

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.68.0 - 81.133.79.255
Block size: 3,072

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-FUSION

BT Fusion IP Services Platform

CIDR: N/A
IP Range: 62.172.192.0 - 62.172.201.255
Block size: 2,560

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 217.41.168.0 - 217.41.176.255
Block size: 2,304

All IPs in this network >>
All domains in this network >>
Netherlands British Telecommunications PLC
UK-BTENT-20110414

CIDR: 31.11.56.0/21
IP Range: 31.11.56.0 - 31.11.63.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 31.55.128.0/21
IP Range: 31.55.128.0 - 31.55.135.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 31.55.144.0/21
IP Range: 31.55.144.0 - 31.55.151.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 31.55.152.0/21
IP Range: 31.55.152.0 - 31.55.159.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 31.55.232.0/21
IP Range: 31.55.232.0 - 31.55.239.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 31.55.240.0/21
IP Range: 31.55.240.0 - 31.55.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 31.55.248.0/21
IP Range: 31.55.248.0 - 31.55.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
BT_AS5400_CC44_WB

CIDR: 31.95.0.0/21
IP Range: 31.95.0.0 - 31.95.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Belgium British Telecommunications PLC
BT_AS5400_CC32_WB

CIDR: 31.95.48.0/21
IP Range: 31.95.48.0 - 31.95.55.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Austria British Telecommunications PLC
BT_AS5400_CC43_WB

CIDR: 31.95.64.0/21
IP Range: 31.95.64.0 - 31.95.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Italy British Telecommunications PLC
BT_AS5400_CC39_WB

CIDR: 31.95.184.0/21
IP Range: 31.95.184.0 - 31.95.191.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Switzerland British Telecommunications PLC
BT_AS5400_CC41_WB

CIDR: 31.95.208.0/21
IP Range: 31.95.208.0 - 31.95.215.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT Global services

CIDR: 62.6.64.0/21
IP Range: 62.6.64.0 - 62.6.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom Global Reach Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 62.6.224.0/21
IP Range: 62.6.224.0 - 62.6.231.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 62.7.160.0/21
IP Range: 62.7.160.0 - 62.7.167.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.7.176.0/21
IP Range: 62.7.176.0 - 62.7.183.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 62.7.240.0/21
IP Range: 62.7.240.0 - 62.7.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Germany BT Germany CIA
BT-GERMANY-AS5400

CIDR: 62.134.192.0/21
IP Range: 62.134.192.0 - 62.134.199.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
Germany BT Germany CIA
BT-GERMANY-AS5400

CIDR: 62.134.200.0/21
IP Range: 62.134.200.0 - 62.134.207.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
European Union British Telecommunications PLC
BT-IGNITE-EU

CIDR: 62.172.0.0/21
IP Range: 62.172.0.0 - 62.172.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.172.24.0/21
IP Range: 62.172.24.0 - 62.172.31.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

MPLS Management EU-North America

CIDR: 62.239.96.0/21
IP Range: 62.239.96.0 - 62.239.103.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

MPLS-Esat

CIDR: 62.239.112.0/21
IP Range: 62.239.112.0 - 62.239.119.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

Metro

CIDR: 62.239.240.0/21
IP Range: 62.239.240.0 - 62.239.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.130.112.0/21
IP Range: 81.130.112.0 - 81.130.119.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.130.120.0/21
IP Range: 81.130.120.0 - 81.130.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.130.216.0/21
IP Range: 81.130.216.0 - 81.130.223.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.72.0/21
IP Range: 81.131.72.0 - 81.131.79.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.144.0/21
IP Range: 81.131.144.0 - 81.131.151.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.240.0/21
IP Range: 81.131.240.0 - 81.131.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: 81.133.48.0/21
IP Range: 81.133.48.0 - 81.133.55.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: 81.133.248.0/21
IP Range: 81.133.248.0 - 81.133.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.134.64.0/21
IP Range: 81.134.64.0 - 81.134.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.134.72.0/21
IP Range: 81.134.72.0 - 81.134.79.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 81.134.120.0/21
IP Range: 81.134.120.0 - 81.134.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 81.134.208.0/21
IP Range: 81.134.208.0 - 81.134.215.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 81.134.216.0/21
IP Range: 81.134.216.0 - 81.134.223.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.135.128.0/21
IP Range: 81.135.128.0 - 81.135.135.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.136.248.0/21
IP Range: 81.136.248.0 - 81.136.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BB Inf Support

CIDR: 81.144.64.0/21
IP Range: 81.144.64.0 - 81.144.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

MIDBAND

CIDR: 81.144.112.0/21
IP Range: 81.144.112.0 - 81.144.119.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

VPN Converge Loopbacks

CIDR: 81.145.0.0/21
IP Range: 81.145.0.0 - 81.145.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.145.248.0/21
IP Range: 81.145.248.0 - 81.145.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 81.146.240.0/21
IP Range: 81.146.240.0 - 81.146.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.16.0/21
IP Range: 81.147.16.0 - 81.147.23.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.24.0/21
IP Range: 81.147.24.0 - 81.147.31.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.32.0/21
IP Range: 81.147.32.0 - 81.147.39.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.56.0/21
IP Range: 81.147.56.0 - 81.147.63.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.64.0/21
IP Range: 81.147.64.0 - 81.147.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.72.0/21
IP Range: 81.147.72.0 - 81.147.79.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.80.0/21
IP Range: 81.147.80.0 - 81.147.87.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.88.0/21
IP Range: 81.147.88.0 - 81.147.95.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.112.0/21
IP Range: 81.147.112.0 - 81.147.119.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.120.0/21
IP Range: 81.147.120.0 - 81.147.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.144.0/21
IP Range: 81.147.144.0 - 81.147.151.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.152.0/21
IP Range: 81.147.152.0 - 81.147.159.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL-LNS

BT-ADSL-LNS

CIDR: 81.148.120.0/21
IP Range: 81.148.120.0 - 81.148.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.148.216.0/21
IP Range: 81.148.216.0 - 81.148.223.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.149.200.0/21
IP Range: 81.149.200.0 - 81.149.207.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MOBILE

BT-MOBILE

CIDR: 86.189.64.0/21
IP Range: 86.189.64.0 - 86.189.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20090223

CIDR: 95.129.184.0/21
IP Range: 95.129.184.0 - 95.129.191.255
Block size: 2,048

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 109.144.0.0/21
IP Range: 109.144.0.0 - 109.144.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.56.0/21
IP Range: 109.144.56.0 - 109.144.63.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.64.0/21
IP Range: 109.144.64.0 - 109.144.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.72.0/21
IP Range: 109.144.72.0 - 109.144.79.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.80.0/21
IP Range: 109.144.80.0 - 109.144.87.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.88.0/21
IP Range: 109.144.88.0 - 109.144.95.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.120.0/21
IP Range: 109.144.120.0 - 109.144.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.159.128.0/21
IP Range: 109.159.128.0 - 109.159.135.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.159.232.0/21
IP Range: 109.159.232.0 - 109.159.239.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

BTnet

CIDR: 109.159.248.0/21
IP Range: 109.159.248.0 - 109.159.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.0.0/21
IP Range: 147.152.0.0 - 147.152.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

IPCONVERGE

CIDR: 147.152.24.0/21
IP Range: 147.152.24.0 - 147.152.31.255
Block size: 2,048

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All domains in this network >>
United Kingdom British Telecommunications PLC
BTNET

CIDR: 192.65.216.0/21
IP Range: 192.65.221.0 - 192.65.228.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
European Union British Telecommunications PLC
BT-IGNITE-EU

CIDR: 194.74.80.0/21
IP Range: 194.74.80.0 - 194.74.87.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 195.99.16.0/21
IP Range: 195.99.16.0 - 195.99.23.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 195.99.24.0/21
IP Range: 195.99.24.0 - 195.99.31.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 195.99.80.0/21
IP Range: 195.99.80.0 - 195.99.87.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 212.140.152.0/21
IP Range: 212.140.152.0 - 212.140.159.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.1.32.0/21
IP Range: 213.1.32.0 - 213.1.39.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.120.24.0/21
IP Range: 213.120.24.0 - 213.120.31.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.120.32.0/21
IP Range: 213.120.32.0 - 213.120.39.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.120.48.0/21
IP Range: 213.120.48.0 - 213.120.55.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.112.0/21
IP Range: 213.120.118.0 - 213.120.125.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.136.0/21
IP Range: 213.120.142.0 - 213.120.149.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN

Infrastructure

CIDR: 213.120.176.0/21
IP Range: 213.120.176.0 - 213.120.183.255
Block size: 2,048

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 213.120.184.0/21
IP Range: 213.120.186.0 - 213.120.193.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 213.120.192.0/21
IP Range: 213.120.194.0 - 213.120.201.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.121.16.0/21
IP Range: 213.121.16.0 - 213.121.23.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 213.121.224.0/21
IP Range: 213.121.224.0 - 213.121.231.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.121.232.0/21
IP Range: 213.121.232.0 - 213.121.239.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.72.0/21
IP Range: 213.122.72.0 - 213.122.79.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.144.0/21
IP Range: 213.122.144.0 - 213.122.151.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.192.0/21
IP Range: 213.122.192.0 - 213.122.199.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.123.64.0/21
IP Range: 213.123.64.0 - 213.123.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.112.0/21
IP Range: 213.123.112.0 - 213.123.119.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.120.0/21
IP Range: 213.123.120.0 - 213.123.127.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.224.0/21
IP Range: 213.123.224.0 - 213.123.231.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.232.0/21
IP Range: 213.123.232.0 - 213.123.239.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.32.96.0/21
IP Range: 217.32.96.0 - 217.32.103.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-WMBC

New PoP sites

CIDR: 217.32.136.0/21
IP Range: 217.32.140.0 - 217.32.147.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 217.35.176.0/21
IP Range: 217.35.176.0 - 217.35.183.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 217.36.176.0/21
IP Range: 217.36.176.0 - 217.36.183.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

BT-ADSL

CIDR: 217.38.208.0/21
IP Range: 217.38.208.0 - 217.38.215.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT-PAWLAN

CIDR: 217.39.0.0/21
IP Range: 217.39.0.0 - 217.39.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PAWLAN

BT-PAWLAN

CIDR: 217.39.8.0/21
IP Range: 217.39.8.0 - 217.39.15.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: 217.41.64.0/21
IP Range: 217.41.64.0 - 217.41.71.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.41.160.0/21
IP Range: 217.41.160.0 - 217.41.167.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

GLOBAL-MPLS

CIDR: 217.46.0.0/21
IP Range: 217.46.0.0 - 217.46.7.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.192.0/21
IP Range: 217.47.192.0 - 217.47.199.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.200.0/21
IP Range: 217.47.200.0 - 217.47.207.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.208.0/21
IP Range: 217.47.208.0 - 217.47.215.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.216.0/21
IP Range: 217.47.216.0 - 217.47.223.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.224.0/21
IP Range: 217.47.224.0 - 217.47.231.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.232.0/21
IP Range: 217.47.232.0 - 217.47.239.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.240.0/21
IP Range: 217.47.240.0 - 217.47.247.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 217.47.248.0/21
IP Range: 217.47.248.0 - 217.47.255.255
Block size: 2,048

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: N/A
IP Range: 31.55.137.0 - 31.55.143.255
Block size: 1,792

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: N/A
IP Range: 213.121.88.0 - 213.121.94.255
Block size: 1,792

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Start Services

CIDR: N/A
IP Range: 213.121.135.0 - 213.121.141.255
Block size: 1,792

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.123.136.0 - 213.123.142.255
Block size: 1,792

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.123.213.0 - 213.123.219.255
Block size: 1,792

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: N/A
IP Range: 31.55.190.0 - 31.55.195.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP addresses

CIDR: N/A
IP Range: 81.133.56.0 - 81.133.61.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN

BT-21CN-TMAN

CIDR: N/A
IP Range: 81.134.96.0 - 81.134.101.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

IPVPN Core Platform

CIDR: N/A
IP Range: 81.144.16.0 - 81.144.21.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

Btn-MPLS-Core

CIDR: N/A
IP Range: 81.144.22.0 - 81.144.27.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: N/A
IP Range: 195.99.114.0 - 195.99.119.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: N/A
IP Range: 212.140.82.0 - 212.140.87.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 213.1.192.0 - 213.1.197.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.120.96.0 - 213.120.101.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.120.112.0 - 213.120.117.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.123.130.0 - 213.123.135.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 213.123.246.0 - 213.123.251.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 217.35.74.0 - 217.35.79.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Start Services

CIDR: N/A
IP Range: 217.35.170.0 - 217.35.175.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: N/A
IP Range: 217.36.120.0 - 217.36.125.255
Block size: 1,536

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: N/A
IP Range: 81.152.251.0 - 81.152.255.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United Kingdom Global Reach - Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: N/A
IP Range: 109.159.208.0 - 109.159.212.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United States Interleaf
INTERLEAF4

CIDR: N/A
IP Range: 192.157.154.0 - 192.157.158.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IMSNET

BT-IMSNET

CIDR: N/A
IP Range: 213.1.119.0 - 213.1.123.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 213.1.128.0 - 213.1.132.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: N/A
IP Range: 213.1.140.0 - 213.1.144.255
Block size: 1,280

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 31.55.184.0/22
IP Range: 31.55.184.0 - 31.55.187.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 31.55.208.0/22
IP Range: 31.55.208.0 - 31.55.211.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Hungary British Telecommunications PLC
BT_AS5400_CC36_WB

CIDR: 31.95.72.0/22
IP Range: 31.95.72.0 - 31.95.75.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Poland British Telecommunications PLC
BT_AS5400_CC48_WB

CIDR: 31.95.80.0/22
IP Range: 31.95.80.0 - 31.95.83.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
France British Telecommunications PLC
BT_AS5400_CC33_WB

CIDR: 31.95.176.0/22
IP Range: 31.95.176.0 - 31.95.179.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Portugal British Telecommunications PLC
BT_AS5400_CC31_WB

CIDR: 31.95.220.0/22
IP Range: 31.95.220.0 - 31.95.223.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Romania British Telecommunications PLC
BT_AS5400_CC40_WB

CIDR: 31.95.228.0/22
IP Range: 31.95.228.0 - 31.95.231.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Greece British Telecommunications PLC
BT_AS5400_CC30_WB

CIDR: 31.95.232.0/22
IP Range: 31.95.232.0 - 31.95.235.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Denmark British Telecommunications PLC
BT_AS5400_CC45_WB

CIDR: 31.95.240.0/22
IP Range: 31.95.240.0 - 31.95.243.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Finland British Telecommunications PLC
BT_AS5400_CC358_WB

CIDR: 31.95.248.0/22
IP Range: 31.95.248.0 - 31.95.251.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.96.0/22
IP Range: 46.248.96.0 - 46.248.99.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.108.0/22
IP Range: 46.248.108.0 - 46.248.111.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.112.0/22
IP Range: 46.248.112.0 - 46.248.115.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.116.0/22
IP Range: 46.248.116.0 - 46.248.119.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.120.0/22
IP Range: 46.248.120.0 - 46.248.123.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.0.0/22
IP Range: 62.5.0.0 - 62.5.3.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.4.0/22
IP Range: 62.5.4.0 - 62.5.7.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.8.0/22
IP Range: 62.5.8.0 - 62.5.11.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.12.0/22
IP Range: 62.5.12.0 - 62.5.15.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.16.0/22
IP Range: 62.5.16.0 - 62.5.19.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.20.0/22
IP Range: 62.5.20.0 - 62.5.23.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.24.0/22
IP Range: 62.5.24.0 - 62.5.27.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.28.0/22
IP Range: 62.5.28.0 - 62.5.31.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.32.0/22
IP Range: 62.5.32.0 - 62.5.35.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.36.0/22
IP Range: 62.5.36.0 - 62.5.39.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.40.0/22
IP Range: 62.5.40.0 - 62.5.43.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.44.0/22
IP Range: 62.5.44.0 - 62.5.47.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.48.0/22
IP Range: 62.5.48.0 - 62.5.51.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.52.0/22
IP Range: 62.5.52.0 - 62.5.55.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.56.0/22
IP Range: 62.5.56.0 - 62.5.59.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.60.0/22
IP Range: 62.5.60.0 - 62.5.63.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.64.0/22
IP Range: 62.5.64.0 - 62.5.67.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.68.0/22
IP Range: 62.5.68.0 - 62.5.71.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.72.0/22
IP Range: 62.5.72.0 - 62.5.75.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.76.0/22
IP Range: 62.5.76.0 - 62.5.79.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.80.0/22
IP Range: 62.5.80.0 - 62.5.83.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.84.0/22
IP Range: 62.5.84.0 - 62.5.87.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.88.0/22
IP Range: 62.5.88.0 - 62.5.91.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.92.0/22
IP Range: 62.5.92.0 - 62.5.95.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.96.0/22
IP Range: 62.5.96.0 - 62.5.99.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.100.0/22
IP Range: 62.5.100.0 - 62.5.103.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.104.0/22
IP Range: 62.5.104.0 - 62.5.107.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.108.0/22
IP Range: 62.5.108.0 - 62.5.111.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.112.0/22
IP Range: 62.5.112.0 - 62.5.115.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.116.0/22
IP Range: 62.5.116.0 - 62.5.119.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.120.0/22
IP Range: 62.5.120.0 - 62.5.123.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-MPLS-LOOP

BT Colchester Essex CO1 1BA

CIDR: 62.5.124.0/22
IP Range: 62.5.124.0 - 62.5.127.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

IP VPN Management

CIDR: 62.6.24.0/22
IP Range: 62.6.24.0 - 62.6.27.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.72.0/22
IP Range: 62.6.72.0 - 62.6.75.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.76.0/22
IP Range: 62.6.76.0 - 62.6.79.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.84.0/22
IP Range: 62.6.84.0 - 62.6.87.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-EMSE

EMSE Backup LAN

CIDR: 62.6.128.0/22
IP Range: 62.6.128.0 - 62.6.131.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.6.132.0/22
IP Range: 62.6.132.0 - 62.6.135.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 62.6.136.0/22
IP Range: 62.6.136.0 - 62.6.139.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

Metro VPN

CIDR: 62.6.192.0/22
IP Range: 62.6.192.0 - 62.6.195.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

BTnet Infrastructure

CIDR: 62.6.196.0/22
IP Range: 62.6.196.0 - 62.6.199.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.7.184.0/22
IP Range: 62.7.184.0 - 62.7.187.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.7.188.0/22
IP Range: 62.7.188.0 - 62.7.191.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet Infrastructure

CIDR: 62.7.204.0/22
IP Range: 62.7.204.0 - 62.7.207.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-DIGITAL

BT-Digital Infrastructure

CIDR: 62.7.248.0/22
IP Range: 62.7.248.0 - 62.7.251.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Czech Republic BT MPLS in CEE Region
BT-MPLS-CEE

CIDR: 62.80.92.0/22
IP Range: 62.80.92.0 - 62.80.95.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.172.20.0/22
IP Range: 62.172.20.0 - 62.172.23.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-FUSION

BT Fusion IP Services Platform

CIDR: 62.172.48.0/22
IP Range: 62.172.48.0 - 62.172.51.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom Global Reach Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 62.172.52.0/22
IP Range: 62.172.52.0 - 62.172.55.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.172.80.0/22
IP Range: 62.172.80.0 - 62.172.83.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.172.84.0/22
IP Range: 62.172.84.0 - 62.172.87.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 62.172.88.0/22
IP Range: 62.172.88.0 - 62.172.91.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

Asiapac MPLSGrey VPN

CIDR: 62.239.128.0/22
IP Range: 62.239.128.0 - 62.239.131.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BT MPLS EU-North America

CIDR: 62.239.140.0/22
IP Range: 62.239.140.0 - 62.239.143.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

21CN BGP PEER LOOPBACKS

CIDR: 62.239.160.0/22
IP Range: 62.239.160.0 - 62.239.163.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-ENET

BT-ENET

CIDR: 81.131.64.0/22
IP Range: 81.131.64.0 - 81.131.67.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.131.156.0/22
IP Range: 81.131.156.0 - 81.131.159.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP005655625 IP MASTER

CIDR: 81.134.204.0/22
IP Range: 81.134.204.0 - 81.134.207.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.135.136.0/22
IP Range: 81.135.136.0 - 81.135.139.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 81.139.56.0/22
IP Range: 81.139.56.0 - 81.139.59.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-VOICE

BT IP Voice Infrastructure

CIDR: 81.144.36.0/22
IP Range: 81.144.36.0 - 81.144.39.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 81.144.88.0/22
IP Range: 81.144.88.0 - 81.144.91.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-VMP

VPCS & CCM Clusters

CIDR: 81.144.100.0/22
IP Range: 81.144.100.0 - 81.144.103.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-VMP

VPCS & CCM Clusters

CIDR: 81.144.104.0/22
IP Range: 81.144.104.0 - 81.144.107.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.145.244.0/22
IP Range: 81.145.244.0 - 81.145.247.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 81.146.76.0/22
IP Range: 81.146.76.0 - 81.146.79.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.40.0/22
IP Range: 81.147.40.0 - 81.147.43.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.52.0/22
IP Range: 81.147.52.0 - 81.147.55.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.176.0/22
IP Range: 81.147.176.0 - 81.147.179.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.180.0/22
IP Range: 81.147.180.0 - 81.147.183.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.184.0/22
IP Range: 81.147.184.0 - 81.147.187.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 81.147.188.0/22
IP Range: 81.147.188.0 - 81.147.191.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-OPENWORLD

BT-OPENWORLD

CIDR: 81.148.192.0/22
IP Range: 81.148.192.0 - 81.148.195.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 82.136.48.0/22
IP Range: 82.136.48.0 - 82.136.51.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 82.136.56.0/22
IP Range: 82.136.56.0 - 82.136.59.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-WHOLESALE-TEST-SERVICE

BT-WHOLESALE-TEST-SERVICE

CIDR: 109.144.48.0/22
IP Range: 109.144.48.0 - 109.144.51.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.144.52.0/22
IP Range: 109.144.52.0 - 109.144.55.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-HCS-APP

BT-HCS-APP

CIDR: 109.144.116.0/22
IP Range: 109.144.116.0 - 109.144.119.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-SDINS3

BT-SDINS3

CIDR: 109.159.136.0/22
IP Range: 109.159.136.0 - 109.159.139.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PSN

CIDR: 109.159.144.0/22
IP Range: 109.159.144.0 - 109.159.147.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-EMSECLAN-IPT

EMSECLAN-IPT

CIDR: 109.159.220.0/22
IP Range: 109.159.220.0 - 109.159.223.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom Global Reach - Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 109.159.228.0/22
IP Range: 109.159.228.0 - 109.159.231.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.8.0/22
IP Range: 147.152.8.0 - 147.152.11.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BTMPLS

CIDR: 147.152.36.0/22
IP Range: 147.152.36.0 - 147.152.39.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BTMPLS

CIDR: 147.152.48.0/22
IP Range: 147.152.48.0 - 147.152.51.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.232.0/22
IP Range: 147.152.232.0 - 147.152.235.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.244.0/22
IP Range: 147.152.244.0 - 147.152.247.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.252.0/22
IP Range: 147.152.252.0 - 147.152.255.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20140331

CIDR: 185.52.108.0/22
IP Range: 185.52.108.0 - 185.52.111.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications PLC
UK-BT-20150326

CIDR: 185.93.168.0/22
IP Range: 185.93.168.0 - 185.93.171.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
Luxembourg British Telecommunications PLC
UK-BTGIA-20150330

CIDR: 185.94.0.0/22
IP Range: 185.94.0.0 - 185.94.3.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

DB-UDC

CIDR: 193.113.4.0/22
IP Range: 193.113.4.0 - 193.113.7.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BT Rochdale DC

CIDR: 193.113.8.0/22
IP Range: 193.113.8.0 - 193.113.11.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

Rochdale IC

CIDR: 193.113.64.0/22
IP Range: 193.113.64.0 - 193.113.67.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

Derby IC

CIDR: 193.113.68.0/22
IP Range: 193.113.68.0 - 193.113.71.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP

CIDR: 193.113.96.0/22
IP Range: 193.113.96.0 - 193.113.99.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CORPORATE

BTSS-Genie European Portal Platf

CIDR: 193.113.120.0/22
IP Range: 193.113.120.0 - 193.113.123.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.73.16.0/22
IP Range: 194.73.18.0 - 194.73.21.255
Block size: 1,024

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-LANINTER

LAN INTER

CIDR: 194.74.124.0/22
IP Range: 194.74.124.0 - 194.74.127.255
Block size: 1,024

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United Kingdom British Telecommunications PLC
UK-BT-20180523

CIDR: 194.79.48.0/22
IP Range: 194.79.48.0 - 194.79.51.255
Block size: 1,024

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Ireland British Telecommunications PLC
BTGIA_IE

CIDR: 195.90.84.0/22
IP Range: 195.90.84.0 - 195.90.87.255
Block size: 1,024

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Netherlands Amsterdam
BT-GLOBAL-SERVICES

CIDR: 195.99.68.0/22
IP Range: 195.99.68.0 - 195.99.71.255
Block size: 1,024

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Sweden BT Infrastructure
INFRA-SE

CIDR: 195.163.224.0/22
IP Range: 195.163.224.0 - 195.163.227.255
Block size: 1,024

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Sweden BT Infrastructure
INFRA-SE

CIDR: 195.163.228.0/22
IP Range: 195.163.228.0 - 195.163.231.255
Block size: 1,024

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Sweden BT Infrastructure
INFRA-SE

CIDR: 195.163.232.0/22
IP Range: 195.163.232.0 - 195.163.235.255
Block size: 1,024

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Sweden BT Infrastructure
INFRA-SE

CIDR: 195.163.236.0/22
IP Range: 195.163.236.0 - 195.163.239.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 195.171.32.0/22
IP Range: 195.171.32.0 - 195.171.35.255
Block size: 1,024

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European Union British Telecommunications PLC
BT-IGNITE-EU

CIDR: 195.171.36.0/22
IP Range: 195.171.36.0 - 195.171.39.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-SDINS3

BT-SDINS3

CIDR: 195.171.232.0/22
IP Range: 195.171.232.0 - 195.171.235.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP

CIDR: 195.218.60.0/22
IP Range: 195.218.60.0 - 195.218.63.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 212.140.200.0/22
IP Range: 212.140.200.0 - 212.140.203.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global Services

CIDR: 212.140.236.0/22
IP Range: 212.140.236.0 - 212.140.239.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-ENT

BT-ENT

CIDR: 213.1.40.0/22
IP Range: 213.1.40.0 - 213.1.43.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 213.1.124.0/22
IP Range: 213.1.124.0 - 213.1.127.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.1.132.0/22
IP Range: 213.1.134.0 - 213.1.137.255
Block size: 1,024

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Sweden BT MPLS Loopbacks
SE-IGNITE

CIDR: 213.15.204.0/22
IP Range: 213.15.204.0 - 213.15.207.255
Block size: 1,024

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Sweden BT Nordics MPLS Management
SE-BT

CIDR: 213.15.208.0/22
IP Range: 213.15.208.0 - 213.15.211.255
Block size: 1,024

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Sweden BT Nordics MPLS Management
SE-BT

INFRA-AW

CIDR: 213.15.212.0/22
IP Range: 213.15.212.0 - 213.15.215.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.120.40.0/22
IP Range: 213.120.40.0 - 213.120.43.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.100.0/22
IP Range: 213.120.102.0 - 213.120.105.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.108.0/22
IP Range: 213.120.108.0 - 213.120.111.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 213.120.200.0/22
IP Range: 213.120.202.0 - 213.120.205.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Start Services

CIDR: 213.120.228.0/22
IP Range: 213.120.230.0 - 213.120.233.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 213.121.28.0/22
IP Range: 213.121.28.0 - 213.121.31.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-DESIGN

BT-DESIGN

CIDR: 213.121.32.0/22
IP Range: 213.121.32.0 - 213.121.35.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.121.56.0/22
IP Range: 213.121.58.0 - 213.121.61.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: 213.121.68.0/22
IP Range: 213.121.68.0 - 213.121.71.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 213.121.72.0/22
IP Range: 213.121.72.0 - 213.121.75.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: 213.121.144.0/22
IP Range: 213.121.144.0 - 213.121.147.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 213.121.208.0/22
IP Range: 213.121.208.0 - 213.121.211.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 213.121.212.0/22
IP Range: 213.121.212.0 - 213.121.215.255
Block size: 1,024

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United Kingdom Global Reach Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 213.122.64.0/22
IP Range: 213.122.64.0 - 213.122.67.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.156.0/22
IP Range: 213.122.156.0 - 213.122.159.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 213.122.200.0/22
IP Range: 213.122.200.0 - 213.122.203.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IGNITE

BT Global Services UDC

CIDR: 213.123.72.0/22
IP Range: 213.123.72.0 - 213.123.75.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 213.123.240.0/22
IP Range: 213.123.240.0 - 213.123.243.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

New Infrastructure

CIDR: 217.32.24.0/22
IP Range: 217.32.24.0 - 217.32.27.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-ADSL

BAL

CIDR: 217.32.108.0/22
IP Range: 217.32.108.0 - 217.32.111.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 217.32.164.0/22
IP Range: 217.32.164.0 - 217.32.167.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-EURO-MPLS

CE devices

CIDR: 217.32.172.0/22
IP Range: 217.32.172.0 - 217.32.175.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN IPenabled

CIDR: 217.32.224.0/22
IP Range: 217.32.224.0 - 217.32.227.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-IPVPN

IPVPN Core Platform

CIDR: 217.32.232.0/22
IP Range: 217.32.232.0 - 217.32.235.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CENTRAL-PLUS

IP pools

CIDR: 217.35.212.0/22
IP Range: 217.35.212.0 - 217.35.215.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-ENT

BT-ENT

CIDR: 217.35.216.0/22
IP Range: 217.35.216.0 - 217.35.219.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-HCS-INFRA

BT-HCS-INFRA

CIDR: 217.35.220.0/22
IP Range: 217.35.220.0 - 217.35.223.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS Management

CIDR: 217.36.184.0/22
IP Range: 217.36.184.0 - 217.36.187.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-DMIPS-2

DMIPS-2 IP addresses

CIDR: 217.46.16.0/22
IP Range: 217.46.16.0 - 217.46.19.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-EURO-MPLS

CE devices

CIDR: 217.46.20.0/22
IP Range: 217.46.20.0 - 217.46.23.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-MIDBAND

Midband

CIDR: 217.47.156.0/22
IP Range: 217.47.156.0 - 217.47.159.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CARDIFFBAY-IDC

BT Global Services DCS Cardiff Bay Data Centre

CIDR: 217.140.32.0/22
IP Range: 217.140.32.0 - 217.140.35.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CARDIFFBAY-IDC

BT Global Services DCS Cardiff Bay Data Centre

CIDR: 217.140.40.0/22
IP Range: 217.140.40.0 - 217.140.43.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-CARDIFFBAY-IDC

BT Global Services DCS Cardiff Bay Data Centre

CIDR: 217.140.44.0/22
IP Range: 217.140.44.0 - 217.140.47.255
Block size: 1,024

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United Kingdom British Telecommunications Plc
BT-DESIGN

OR VDC

CIDR: N/A
IP Range: 81.146.229.0 - 81.146.231.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-MIDBAND

Support the migration of BTR BB

CIDR: N/A
IP Range: 81.147.49.0 - 81.147.51.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: N/A
IP Range: 109.159.156.0 - 109.159.158.255
Block size: 768

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United States Postipan
POSTIPAN13

CIDR: N/A
IP Range: 192.157.132.0 - 192.157.134.255
Block size: 768

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United States Interleaf
INTERLEAF3

CIDR: N/A
IP Range: 192.157.150.0 - 192.157.152.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

Core PoPs

CIDR: N/A
IP Range: 195.99.125.0 - 195.99.127.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-IPVPN

VPN Management

CIDR: N/A
IP Range: 213.121.40.0 - 213.121.42.255
Block size: 768

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United Kingdom British Telecommunications Plc
BTBS

BT Broadcast Services Network Infrastructure

CIDR: N/A
IP Range: 217.15.64.0 - 217.15.66.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-MDIP

BT-MDIP

CIDR: N/A
IP Range: 217.32.169.0 - 217.32.171.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-ADSL

BT-ADSL

CIDR: N/A
IP Range: 217.38.224.0 - 217.38.226.255
Block size: 768

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Netherlands GPRS/EDGE Mobile Network Customerinternet Access
BT-IDC-HEM-TELFORT-APN-NL-CUSTOMER-DIAL

CIDR: N/A
IP Range: 217.140.8.0 - 217.140.10.255
Block size: 768

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 31.55.162.0/23
IP Range: 31.55.162.0 - 31.55.163.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 31.55.164.0/23
IP Range: 31.55.164.0 - 31.55.165.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 31.55.166.0/23
IP Range: 31.55.166.0 - 31.55.167.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MESSAGING-COLLABORATION-STALBANS

BT MESSAGING &COLLABORATION

CIDR: 31.55.168.0/23
IP Range: 31.55.168.0 - 31.55.169.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 31.55.188.0/23
IP Range: 31.55.188.0 - 31.55.189.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

CIDR: 31.55.212.0/23
IP Range: 31.55.212.0 - 31.55.213.255
Block size: 512

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Ireland British Telecommunications PLC
BT_AS5400_CC352_WB

CIDR: 31.95.14.0/23
IP Range: 31.95.14.0 - 31.95.15.255
Block size: 512

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Czech Republic British Telecommunications PLC
BT_AS5400_CC420_WB

CIDR: 31.95.58.0/23
IP Range: 31.95.58.0 - 31.95.59.255
Block size: 512

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Spain British Telecommunications PLC
BT_AS5400_CC34_WB

CIDR: 31.95.218.0/23
IP Range: 31.95.218.0 - 31.95.219.255
Block size: 512

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Turkey British Telecommunications PLC
BT_AS5400_CC90_WB

CIDR: 31.95.238.0/23
IP Range: 31.95.238.0 - 31.95.239.255
Block size: 512

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Sweden British Telecommunications PLC
BT_AS5400_CC946_WB

CIDR: 31.95.246.0/23
IP Range: 31.95.246.0 - 31.95.247.255
Block size: 512

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Norway British Telecommunications PLC
BT_AS5400_CC47_WB

CIDR: 31.95.254.0/23
IP Range: 31.95.254.0 - 31.95.255.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006316259 IP MASTER

CIDR: 31.121.198.0/23
IP Range: 31.121.198.0 - 31.121.199.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.102.0/23
IP Range: 46.248.102.0 - 46.248.103.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 46.248.104.0/23
IP Range: 46.248.104.0 - 46.248.105.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.20.0/23
IP Range: 62.6.20.0 - 62.6.21.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 62.6.30.0/23
IP Range: 62.6.30.0 - 62.6.31.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-DESIGN

BT-DESIGN

CIDR: 62.6.42.0/23
IP Range: 62.6.42.0 - 62.6.43.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Loopbacks

CIDR: 62.6.82.0/23
IP Range: 62.6.82.0 - 62.6.83.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

Infrastructure

CIDR: 62.6.200.0/23
IP Range: 62.6.200.0 - 62.6.201.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-EMSE

BT-Global-EMSE

CIDR: 62.6.202.0/23
IP Range: 62.6.202.0 - 62.6.203.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-COMPUTE

BT-Compute

CIDR: 62.6.238.0/23
IP Range: 62.6.238.0 - 62.6.239.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-HCS-APP

BT-HCS-APP

CIDR: 62.7.34.0/23
IP Range: 62.7.34.0 - 62.7.35.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 62.7.168.0/23
IP Range: 62.7.168.0 - 62.7.169.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-CRDCTR

BT-CRDCTR

CIDR: 62.7.170.0/23
IP Range: 62.7.170.0 - 62.7.171.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-IPVPN

IPVPN Core Platform

CIDR: 62.7.194.0/23
IP Range: 62.7.194.0 - 62.7.195.255
Block size: 512

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Mspaccess

CIDR: 62.7.196.0/23
IP Range: 62.7.197.0 - 62.7.198.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-VOICE

CIDR: 62.7.214.0/23
IP Range: 62.7.214.0 - 62.7.215.255
Block size: 512

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All domains in this network >>
Belgium BT Belgium Domestic ADSL Infrastructure Core
BTB-DOMESTIC-ADSL-CORE

Belgium

CIDR: 62.102.20.0/23
IP Range: 62.102.20.0 - 62.102.21.255
Block size: 512

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All domains in this network >>
Belgium BT Belgium Domestic ADSL Infrastructure Core
BTB-DOMESTIC-ADSL-CORE

Belgium

CIDR: 62.102.22.0/23
IP Range: 62.102.22.0 - 62.102.23.255
Block size: 512

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All domains in this network >>
United Kingdom Bt
MPLS

Mpls

CIDR: 62.102.64.0/23
IP Range: 62.102.64.0 - 62.102.65.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.66.0/23
IP Range: 62.102.66.0 - 62.102.67.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.68.0/23
IP Range: 62.102.68.0 - 62.102.69.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.70.0/23
IP Range: 62.102.70.0 - 62.102.71.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.72.0/23
IP Range: 62.102.72.0 - 62.102.73.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.74.0/23
IP Range: 62.102.74.0 - 62.102.75.255
Block size: 512

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All domains in this network >>
United Kingdom BT
MPLS

Mpls

CIDR: 62.102.76.0/23
IP Range: 62.102.76.0 - 62.102.77.255
Block size: 512

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United Kingdom BT
MPLS

Mpls

CIDR: 62.102.78.0/23
IP Range: 62.102.78.0 - 62.102.79.255
Block size: 512

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United Kingdom BT
MPLS

Mpls

CIDR: 62.102.80.0/23
IP Range: 62.102.80.0 - 62.102.81.255
Block size: 512

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United Kingdom BT
MPLS

Mpls

CIDR: 62.102.82.0/23
IP Range: 62.102.82.0 - 62.102.83.255
Block size: 512

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United Kingdom BT
MPLS

Mpls

CIDR: 62.102.84.0/23
IP Range: 62.102.84.0 - 62.102.85.255
Block size: 512

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United Kingdom BT
MPLS

Mpls

CIDR: 62.102.86.0/23
IP Range: 62.102.86.0 - 62.102.87.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MPLS-US

BT-mpls

CIDR: 62.102.96.0/23
IP Range: 62.102.96.0 - 62.102.97.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MPLS-AP

BT-mpls-ap

CIDR: 62.102.98.0/23
IP Range: 62.102.98.0 - 62.102.99.255
Block size: 512

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Belgium BT Belgium Domestic ADSL Infrastructure Core
BTB-DOMESTIC-ADSL-CORE

Belgium

CIDR: 62.102.110.0/23
IP Range: 62.102.110.0 - 62.102.111.255
Block size: 512

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Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.112.0/23
IP Range: 62.102.112.0 - 62.102.113.255
Block size: 512

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All domains in this network >>
Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.114.0/23
IP Range: 62.102.114.0 - 62.102.115.255
Block size: 512

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All domains in this network >>
Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.116.0/23
IP Range: 62.102.116.0 - 62.102.117.255
Block size: 512

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Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.118.0/23
IP Range: 62.102.118.0 - 62.102.119.255
Block size: 512

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Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.120.0/23
IP Range: 62.102.120.0 - 62.102.121.255
Block size: 512

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Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.122.0/23
IP Range: 62.102.122.0 - 62.102.123.255
Block size: 512

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Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.124.0/23
IP Range: 62.102.124.0 - 62.102.125.255
Block size: 512

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All domains in this network >>
Belgium BT Infrastructure
INFRA-BE

CIDR: 62.102.126.0/23
IP Range: 62.102.126.0 - 62.102.127.255
Block size: 512

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Germany Infrastructure
BT-UK-MPLS-BMW-MGMT-CE-NET

CIDR: 62.134.20.0/23
IP Range: 62.134.20.0 - 62.134.21.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.134.0/23
IP Range: 62.134.134.0 - 62.134.135.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.138.0/23
IP Range: 62.134.138.0 - 62.134.139.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.140.0/23
IP Range: 62.134.140.0 - 62.134.141.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.142.0/23
IP Range: 62.134.142.0 - 62.134.143.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.150.0/23
IP Range: 62.134.150.0 - 62.134.151.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.162.0/23
IP Range: 62.134.162.0 - 62.134.163.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.164.0/23
IP Range: 62.134.164.0 - 62.134.165.255
Block size: 512

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Germany BT DSL
BT-GERMANY-DSL1-NET

CIDR: 62.134.170.0/23
IP Range: 62.134.171.0 - 62.134.172.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.178.0/23
IP Range: 62.134.178.0 - 62.134.179.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.180.0/23
IP Range: 62.134.180.0 - 62.134.181.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.182.0/23
IP Range: 62.134.182.0 - 62.134.183.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.208.0/23
IP Range: 62.134.208.0 - 62.134.209.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.212.0/23
IP Range: 62.134.212.0 - 62.134.213.255
Block size: 512

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Germany BT Germany DSL Access
BT-DSL-ACCESS-NET

CIDR: 62.134.214.0/23
IP Range: 62.134.214.0 - 62.134.215.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.234.0/23
IP Range: 62.134.235.0 - 62.134.236.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.238.0/23
IP Range: 62.134.238.0 - 62.134.239.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.248.0/23
IP Range: 62.134.248.0 - 62.134.249.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.250.0/23
IP Range: 62.134.250.0 - 62.134.251.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.252.0/23
IP Range: 62.134.252.0 - 62.134.253.255
Block size: 512

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.254.0/23
IP Range: 62.134.254.0 - 62.134.255.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 62.172.8.0/23
IP Range: 62.172.8.0 - 62.172.9.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.172.18.0/23
IP Range: 62.172.18.0 - 62.172.19.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet100 router interfaces

CIDR: 62.172.58.0/23
IP Range: 62.172.58.0 - 62.172.59.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet100 router interfaces

CIDR: 62.172.60.0/23
IP Range: 62.172.60.0 - 62.172.61.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

BT Customer Loopbacks

CIDR: 62.172.102.0/23
IP Range: 62.172.102.0 - 62.172.103.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003310069 & FTIP008458506 IP MASTER

CIDR: 62.172.178.0/23
IP Range: 62.172.178.0 - 62.172.179.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

EMSE

CIDR: 62.239.12.0/23
IP Range: 62.239.12.0 - 62.239.13.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

ISP750 Management

CIDR: 62.239.60.0/23
IP Range: 62.239.60.0 - 62.239.61.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BTW-WLMS

CIDR: 62.239.166.0/23
IP Range: 62.239.166.0 - 62.239.167.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP

CIDR: 62.239.226.0/23
IP Range: 62.239.226.0 - 62.239.227.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP IP Exchange RIPE

CIDR: 62.239.228.0/23
IP Range: 62.239.228.0 - 62.239.229.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-S-C

CIDR: 62.239.238.0/23
IP Range: 62.239.238.0 - 62.239.239.255
Block size: 512

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United Kingdom British Telecommunications Plc
BV-ADSL-POOLS-1

RB ADSL

CIDR: 80.189.96.0/23
IP Range: 80.189.96.0 - 80.189.97.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003803530 IP MASTER

CIDR: 81.128.214.0/23
IP Range: 81.128.214.0 - 81.128.215.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-HCS-APP

BT-HCS-App

CIDR: 81.128.252.0/23
IP Range: 81.128.252.0 - 81.128.253.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.138.22.0/23
IP Range: 81.138.22.0 - 81.138.23.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 81.139.60.0/23
IP Range: 81.139.60.0 - 81.139.61.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: 81.144.92.0/23
IP Range: 81.144.92.0 - 81.144.93.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

IPVPN Core Platform

CIDR: 81.144.124.0/23
IP Range: 81.144.124.0 - 81.144.125.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP008348906 IP MASTER

CIDR: 81.145.146.0/23
IP Range: 81.145.146.0 - 81.145.147.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 81.146.74.0/23
IP Range: 81.146.74.0 - 81.146.75.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-HCS-INFRA

BT-HCS-INFRA

CIDR: 81.146.224.0/23
IP Range: 81.146.224.0 - 81.146.225.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 81.149.198.0/23
IP Range: 81.149.198.0 - 81.149.199.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 81.150.20.0/23
IP Range: 81.150.20.0 - 81.150.21.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 82.136.30.0/23
IP Range: 82.136.30.0 - 82.136.31.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-LHL

CIDR: 82.136.54.0/23
IP Range: 82.136.54.0 - 82.136.55.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 109.144.114.0/23
IP Range: 109.144.114.0 - 109.144.115.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 109.159.140.0/23
IP Range: 109.159.140.0 - 109.159.141.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 109.159.142.0/23
IP Range: 109.159.142.0 - 109.159.143.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

CIDR: 109.159.150.0/23
IP Range: 109.159.150.0 - 109.159.151.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PSN

CIDR: 109.159.152.0/23
IP Range: 109.159.152.0 - 109.159.153.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: 109.159.216.0/23
IP Range: 109.159.216.0 - 109.159.217.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 109.159.224.0/23
IP Range: 109.159.224.0 - 109.159.225.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-WMBC

BT-WMBC

CIDR: 109.159.244.0/23
IP Range: 109.159.244.0 - 109.159.245.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.12.0/23
IP Range: 147.152.12.0 - 147.152.13.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

EMSE-MNT

CIDR: 147.152.32.0/23
IP Range: 147.152.32.0 - 147.152.33.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BTEC

CIDR: 147.152.44.0/23
IP Range: 147.152.44.0 - 147.152.45.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

INT-INFRA

CIDR: 147.152.240.0/23
IP Range: 147.152.240.0 - 147.152.241.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 185.93.168.0/23
IP Range: 185.93.168.0 - 185.93.169.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-INFRA

BT Infrastructure Layer

CIDR: 185.93.170.0/23
IP Range: 185.93.170.0 - 185.93.171.255
Block size: 512

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United States Informix
INFORMIX-16

CIDR: 192.157.146.0/23
IP Range: 192.157.146.0 - 192.157.147.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP

CIDR: 193.113.104.0/23
IP Range: 193.113.104.0 - 193.113.105.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

I2-D

CIDR: 193.113.108.0/23
IP Range: 193.113.108.0 - 193.113.109.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BTSS-Genie European Portal Platf

CIDR: 193.113.124.0/23
IP Range: 193.113.124.0 - 193.113.125.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-RADIANZ

CIDR: 193.113.246.0/23
IP Range: 193.113.246.0 - 193.113.247.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: 194.72.10.0/23
IP Range: 194.72.10.0 - 194.72.11.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTNET

CIDR: 194.72.24.0/23
IP Range: 194.72.24.0 - 194.72.25.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTNET

CIDR: 194.72.26.0/23
IP Range: 194.72.26.0 - 194.72.27.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CUST-43

Springboard Internet Services Limited FTIP003097830 BT Omninet

CIDR: 194.72.86.0/23
IP Range: 194.72.86.0 - 194.72.87.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CUST-88

Phone Link Plc

CIDR: 194.72.90.0/23
IP Range: 194.72.90.0 - 194.72.91.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003036839 IP MASTER

CIDR: 194.72.108.0/23
IP Range: 194.72.108.0 - 194.72.109.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTNET

CIDR: 194.73.2.0/23
IP Range: 194.73.2.0 - 194.73.3.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.73.4.0/23
IP Range: 194.73.4.0 - 194.73.5.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.73.16.0/23
IP Range: 194.73.16.0 - 194.73.17.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GS-EMSE-NET1

Btn Global Solutions

CIDR: 194.73.40.0/23
IP Range: 194.73.41.0 - 194.73.42.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-REDCARE

FTIP003227329 BT Redcare

CIDR: 194.73.60.0/23
IP Range: 194.73.60.0 - 194.73.61.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CUST-1534

Davork Ltd

CIDR: 194.73.222.0/23
IP Range: 194.73.222.0 - 194.73.223.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP004432272 IP MASTERS

CIDR: 194.74.48.0/23
IP Range: 194.74.48.0 - 194.74.49.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.74.94.0/23
IP Range: 194.74.94.0 - 194.74.95.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003263563 IP MASTER

CIDR: 194.74.192.0/23
IP Range: 194.74.192.0 - 194.74.193.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.75.216.0/23
IP Range: 194.75.216.0 - 194.75.217.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 194.75.218.0/23
IP Range: 194.75.218.0 - 194.75.219.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CUST-1061

Automatic data Processing

CIDR: 194.75.246.0/23
IP Range: 194.75.246.0 - 194.75.247.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 195.99.122.0/23
IP Range: 195.99.122.0 - 195.99.123.255
Block size: 512

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Netherlands BT Netherlands Loopbacks
NL-BTNLLOOP

CIDR: 195.100.56.0/23
IP Range: 195.100.56.0 - 195.100.57.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003524251 IP MASTER

CIDR: 195.171.30.0/23
IP Range: 195.171.30.0 - 195.171.31.255
Block size: 512

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United Kingdom British Telecommunications Plc
BTCONNECT-2

BT Connect ISP service

CIDR: 195.171.218.0/23
IP Range: 195.171.218.0 - 195.171.219.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPCG-BACKBONE

BT IPCG BACKBONE

CIDR: 195.184.128.0/23
IP Range: 195.184.128.0 - 195.184.129.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP-RIPE-10

CIDR: 195.218.34.0/23
IP Range: 195.218.34.0 - 195.218.35.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

Ontario management

CIDR: 195.218.38.0/23
IP Range: 195.218.38.0 - 195.218.39.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP-RIPE-12

CIDR: 195.218.42.0/23
IP Range: 195.218.42.0 - 195.218.43.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

VMP RIPE 13

CIDR: 195.218.46.0/23
IP Range: 195.218.46.0 - 195.218.47.255
Block size: 512

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Belgium Static & Dynamic dial-in WAN Addressses
BTB-DOMESTIC-IP-BTCD-WAN

CIDR: 212.8.186.0/23
IP Range: 212.8.187.0 - 212.8.188.255
Block size: 512

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Netherlands British Telecommunications PLC
BT_AS5400_CC31_WB

CIDR: 212.41.146.0/23
IP Range: 212.41.146.0 - 212.41.147.255
Block size: 512

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United Kingdom DSL IP Ranges
SUPERSURF-DIAL-DSL

SuperSurf.net

CIDR: 212.56.80.0/23
IP Range: 212.56.80.0 - 212.56.81.255
Block size: 512

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United Kingdom DSL IP Ranges
SUPERSURF-DIAL-DSL

SuperSurf.net

CIDR: 212.56.84.0/23
IP Range: 212.56.85.0 - 212.56.86.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-WEBEX

CIDR: 212.82.28.0/23
IP Range: 212.82.28.0 - 212.82.29.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IDC

BT Registered Office: 81 Newgate Street London EC1A 7AJ

CIDR: 212.108.10.0/23
IP Range: 212.108.10.0 - 212.108.11.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ENT

BT-ENT

CIDR: 212.140.92.0/23
IP Range: 212.140.92.0 - 212.140.93.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 212.140.194.0/23
IP Range: 212.140.194.0 - 212.140.195.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 212.140.220.0/23
IP Range: 212.140.220.0 - 212.140.221.255
Block size: 512

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Sweden BT MPLS Loopbacks
SE-IGNITE

CIDR: 213.15.200.0/23
IP Range: 213.15.200.0 - 213.15.201.255
Block size: 512

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Sweden BT MPLS Loopbacks
SE-IGNITE

CIDR: 213.15.202.0/23
IP Range: 213.15.202.0 - 213.15.203.255
Block size: 512

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Sweden BT MPLS Loopbacks
SE-IGNITE

CIDR: 213.15.216.0/23
IP Range: 213.15.216.0 - 213.15.217.255
Block size: 512

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Sweden BT MPLS Loopbacks
BT-SE

CIDR: 213.15.218.0/23
IP Range: 213.15.218.0 - 213.15.219.255
Block size: 512

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Sweden BT MPLS Loopbacks
BT-SE

CIDR: 213.15.220.0/23
IP Range: 213.15.220.0 - 213.15.221.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.120.46.0/23
IP Range: 213.120.46.0 - 213.120.47.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: 213.120.58.0/23
IP Range: 213.120.58.0 - 213.120.59.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: 213.120.64.0/23
IP Range: 213.120.64.0 - 213.120.65.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 213.120.70.0/23
IP Range: 213.120.71.0 - 213.120.72.255
Block size: 512

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United Kingdom Global Reach Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 213.120.74.0/23
IP Range: 213.120.74.0 - 213.120.75.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-DESIGN

BT-DESIGN

CIDR: 213.120.78.0/23
IP Range: 213.120.78.0 - 213.120.79.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.106.0/23
IP Range: 213.120.106.0 - 213.120.107.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.120.126.0/23
IP Range: 213.120.126.0 - 213.120.127.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.120.136.0/23
IP Range: 213.120.136.0 - 213.120.137.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN

BEA1

CIDR: 213.120.162.0/23
IP Range: 213.120.162.0 - 213.120.163.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MIDBAND

BT-MIDBAND

CIDR: 213.120.184.0/23
IP Range: 213.120.184.0 - 213.120.185.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet Subinterfaces Infrastructure

CIDR: 213.120.206.0/23
IP Range: 213.120.206.0 - 213.120.207.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 213.120.226.0/23
IP Range: 213.120.226.0 - 213.120.227.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

POP

CIDR: 213.120.234.0/23
IP Range: 213.120.234.0 - 213.120.235.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-EMSE

BT-Global-EMSE

CIDR: 213.121.26.0/23
IP Range: 213.121.26.0 - 213.121.27.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-EMSE

EMSE GLOBAL REACH

CIDR: 213.121.36.0/23
IP Range: 213.121.37.0 - 213.121.38.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.121.44.0/23
IP Range: 213.121.44.0 - 213.121.45.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-HCS-INFRA

BT-HCS-INFRA

CIDR: 213.121.84.0/23
IP Range: 213.121.84.0 - 213.121.85.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting

CIDR: 213.121.128.0/23
IP Range: 213.121.128.0 - 213.121.129.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CORPORATE

BT-CORPORATE

CIDR: 213.121.132.0/23
IP Range: 213.121.132.0 - 213.121.133.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

IPVPN Core Platform

CIDR: 213.121.152.0/23
IP Range: 213.121.152.0 - 213.121.153.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP Access

CIDR: 213.121.154.0/23
IP Range: 213.121.154.0 - 213.121.155.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MAB

BT-MAB

CIDR: 213.121.158.0/23
IP Range: 213.121.158.0 - 213.121.159.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

BT-PUBIP-INT

CIDR: 213.121.192.0/23
IP Range: 213.121.192.0 - 213.121.193.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP Access

CIDR: 213.121.220.0/23
IP Range: 213.121.220.0 - 213.121.221.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GSEMSE

BT-GSEMSE

CIDR: 213.122.68.0/23
IP Range: 213.122.68.0 - 213.122.69.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.122.70.0/23
IP Range: 213.122.70.0 - 213.122.71.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.122.152.0/23
IP Range: 213.122.152.0 - 213.122.153.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.122.206.0/23
IP Range: 213.122.206.0 - 213.122.207.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-OPENWORLD

BTINTERNET

CIDR: 213.123.18.0/23
IP Range: 213.123.18.0 - 213.123.19.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-OPENWORLD

BTINTERNET

CIDR: 213.123.20.0/23
IP Range: 213.123.20.0 - 213.123.21.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-OPENWORLD

BTINTERNET

CIDR: 213.123.26.0/23
IP Range: 213.123.26.0 - 213.123.27.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Mspaccess

CIDR: 213.123.28.0/23
IP Range: 213.123.28.0 - 213.123.29.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-CUSTOMER-LANS

Static addressing

CIDR: 213.123.62.0/23
IP Range: 213.123.62.0 - 213.123.63.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 213.123.76.0/23
IP Range: 213.123.76.0 - 213.123.77.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.128.0/23
IP Range: 213.123.128.0 - 213.123.129.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.142.0/23
IP Range: 213.123.143.0 - 213.123.144.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

IP Pools

CIDR: 213.123.144.0/23
IP Range: 213.123.145.0 - 213.123.146.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.208.0/23
IP Range: 213.123.208.0 - 213.123.209.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.210.0/23
IP Range: 213.123.210.0 - 213.123.211.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

Single Static IP Addresses

CIDR: 213.123.222.0/23
IP Range: 213.123.222.0 - 213.123.223.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 213.123.244.0/23
IP Range: 213.123.244.0 - 213.123.245.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 213.123.252.0/23
IP Range: 213.123.252.0 - 213.123.253.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.194.50.0/23
IP Range: 213.194.50.0 - 213.194.51.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.194.52.0/23
IP Range: 213.194.52.0 - 213.194.53.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.194.54.0/23
IP Range: 213.194.54.0 - 213.194.55.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.194.56.0/23
IP Range: 213.194.56.0 - 213.194.57.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.194.58.0/23
IP Range: 213.194.58.0 - 213.194.59.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.72.0/23
IP Range: 213.236.72.0 - 213.236.73.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.74.0/23
IP Range: 213.236.74.0 - 213.236.75.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.76.0/23
IP Range: 213.236.76.0 - 213.236.77.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.78.0/23
IP Range: 213.236.78.0 - 213.236.79.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.96.0/23
IP Range: 213.236.96.0 - 213.236.97.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.98.0/23
IP Range: 213.236.98.0 - 213.236.99.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.100.0/23
IP Range: 213.236.100.0 - 213.236.101.255
Block size: 512

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Netherlands MPLS CE Loopbacks Nl
MPLS-CE-LOOPBACKS-NL

CIDR: 213.236.102.0/23
IP Range: 213.236.102.0 - 213.236.103.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 217.32.116.0/23
IP Range: 217.32.116.0 - 217.32.117.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS Loopbacks

CIDR: 217.32.136.0/23
IP Range: 217.32.136.0 - 217.32.137.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 217.32.138.0/23
IP Range: 217.32.138.0 - 217.32.139.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 217.32.190.0/23
IP Range: 217.32.190.0 - 217.32.191.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 217.32.228.0/23
IP Range: 217.32.228.0 - 217.32.229.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

BT-IPVPN

CIDR: 217.32.250.0/23
IP Range: 217.32.250.0 - 217.32.251.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-DIAL

BT-DATADIAL

CIDR: 217.35.210.0/23
IP Range: 217.35.210.0 - 217.35.211.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-ADSL

IP Pools

CIDR: 217.36.126.0/23
IP Range: 217.36.126.0 - 217.36.127.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Start Services

CIDR: 217.41.184.0/23
IP Range: 217.41.184.0 - 217.41.185.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Start Services

CIDR: 217.41.186.0/23
IP Range: 217.41.186.0 - 217.41.187.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-IPVPN

Core Platform

CIDR: 217.41.188.0/23
IP Range: 217.41.188.0 - 217.41.189.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MIDBAND

Midband

CIDR: 217.41.220.0/23
IP Range: 217.41.220.0 - 217.41.221.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN

Infrastructure

CIDR: 217.41.222.0/23
IP Range: 217.41.222.0 - 217.41.223.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

PoP Vlan

CIDR: 217.46.8.0/23
IP Range: 217.46.8.0 - 217.46.9.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

PoP Vlan & Loopback

CIDR: 217.46.10.0/23
IP Range: 217.46.10.0 - 217.46.11.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-DMIPS-1

DMIPS/1 IP addresses

CIDR: 217.46.28.0/23
IP Range: 217.46.28.0 - 217.46.29.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MIDBAND

Midband

CIDR: 217.47.154.0/23
IP Range: 217.47.154.0 - 217.47.155.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-MESSAGING-CARDIFF

BT messaging - notes.bt.com

CIDR: 217.140.38.0/23
IP Range: 217.140.38.0 - 217.140.39.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-OMNINET

BT Datacentre Omninet

CIDR: 217.140.56.0/23
IP Range: 217.140.56.0 - 217.140.57.255
Block size: 512

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United Kingdom British Telecommunications Plc
BT-NEXUS

BT-NEXUS

CIDR: 31.55.136.0/24
IP Range: 31.55.136.0 - 31.55.136.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PSN

BT-PSN

CIDR: 31.55.160.0/24
IP Range: 31.55.160.0 - 31.55.160.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 31.55.161.0/24
IP Range: 31.55.161.0 - 31.55.161.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-WHOLESALE-GCN

BT-WHOLESALE-GCN

CIDR: 31.55.170.0/24
IP Range: 31.55.170.0 - 31.55.170.255
Block size: 256

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 31.55.171.0/24
IP Range: 31.55.171.0 - 31.55.171.255
Block size: 256

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Luxembourg British Telecommunications PLC
BT_AS5400_CC352_WB

CIDR: 31.95.56.0/24
IP Range: 31.95.56.0 - 31.95.56.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP005153862 IP MASTER

CIDR: 31.121.37.0/24
IP Range: 31.121.37.0 - 31.121.37.255
Block size: 256

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Singapore BT GIA
BT-GIA-SG-NET7

CIDR: 61.14.34.0/24
IP Range: 61.14.34.0 - 61.14.34.255
Block size: 256

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Singapore BT GIA
BT-GIA-SG-NET8

CIDR: 61.14.35.0/24
IP Range: 61.14.35.0 - 61.14.35.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.22.0/24
IP Range: 62.6.22.0 - 62.6.22.255
Block size: 256

All IPs in this network >>
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United Kingdom British Telecommunications Plc
BT-GLOBAL-LOOPBACK-MPLS

BT-Global-Loopback-MPLS

CIDR: 62.6.23.0/24
IP Range: 62.6.23.0 - 62.6.23.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-IPVPN

VPN Management

CIDR: 62.6.28.0/24
IP Range: 62.6.28.0 - 62.6.28.255
Block size: 256

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United Kingdom Global Reach - Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 62.6.29.0/24
IP Range: 62.6.29.0 - 62.6.29.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-MDIP2

BT MDIP Dynamic Address Pools and infrastructure

CIDR: 62.6.36.0/24
IP Range: 62.6.36.0 - 62.6.36.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-DYNS-A-CONN

BT-DYNS-A-Conn

CIDR: 62.6.37.0/24
IP Range: 62.6.37.0 - 62.6.37.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-MDIP2

BT MDIP Dynamic Address Pools and infrastructure

CIDR: 62.6.38.0/24
IP Range: 62.6.38.0 - 62.6.38.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-GLOBAL-MPLS

CIDR: 62.6.39.0/24
IP Range: 62.6.39.0 - 62.6.39.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-MDIP2

BT MDIP Dynamic Address Pools and infrastructure

CIDR: 62.6.40.0/24
IP Range: 62.6.40.0 - 62.6.40.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: 62.6.41.0/24
IP Range: 62.6.41.0 - 62.6.41.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007519444 IP MASTER

CIDR: 62.6.52.0/24
IP Range: 62.6.52.0 - 62.6.52.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-MDIP2

BT MDIP Dynamic Address Pools and infrastructure

CIDR: 62.6.53.0/24
IP Range: 62.6.53.0 - 62.6.53.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

PoP Vlan & Loopback

CIDR: 62.6.80.0/24
IP Range: 62.6.80.0 - 62.6.80.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.6.81.0/24
IP Range: 62.6.81.0 - 62.6.81.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-NET-CUSTOMERLANS

Flex Services

CIDR: 62.6.140.0/24
IP Range: 62.6.140.0 - 62.6.140.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-NET-CUSTOMERLANS

Flex Services

CIDR: 62.6.141.0/24
IP Range: 62.6.141.0 - 62.6.141.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-NET-CUSTOMERLANS

Flex Services

CIDR: 62.6.142.0/24
IP Range: 62.6.142.0 - 62.6.142.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP access

CIDR: 62.6.143.0/24
IP Range: 62.6.143.0 - 62.6.143.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTCONNECT-2

FTIP002861852 BT Connect ISP service

CIDR: 62.6.150.0/24
IP Range: 62.6.150.0 - 62.6.150.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006031633 and FTIP006051020 IP MASTER

CIDR: 62.6.165.0/24
IP Range: 62.6.165.0 - 62.6.165.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-UKIP-IPV4-INFRASTRUCTURE

BtnCore

CIDR: 62.6.204.0/24
IP Range: 62.6.204.0 - 62.6.204.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-UK-MPLS

BT-UK-MPLS

CIDR: 62.6.205.0/24
IP Range: 62.6.205.0 - 62.6.205.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP005998227 IP MASTER

CIDR: 62.6.216.0/24
IP Range: 62.6.216.0 - 62.6.216.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-21CN-TMAN-V2

BT-21CN-TMAN-V2

CIDR: 62.6.232.0/24
IP Range: 62.6.232.0 - 62.6.232.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-IMSNET

BT-IMSNET

CIDR: 62.6.233.0/24
IP Range: 62.6.233.0 - 62.6.233.255
Block size: 256

All IPs in this network >>
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United Kingdom British Telecommunications Plc
BT-GLOBAL-LOOPBACK-MPLS

BT-Global-Loopback-MPLS

CIDR: 62.6.236.0/24
IP Range: 62.6.236.0 - 62.6.236.255
Block size: 256

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All domains in this network >>
United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

Global MPLS

CIDR: 62.7.38.0/24
IP Range: 62.7.38.0 - 62.7.38.255
Block size: 256

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United Kingdom British Telecommunications PLC
BTNET-SERVICES

CIDR: 62.7.39.0/24
IP Range: 62.7.39.0 - 62.7.39.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006307233 IP MASTER

CIDR: 62.7.65.0/24
IP Range: 62.7.65.0 - 62.7.65.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006870652 IP MASTER

CIDR: 62.7.69.0/24
IP Range: 62.7.69.0 - 62.7.69.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006075057 IP MASTER

CIDR: 62.7.91.0/24
IP Range: 62.7.91.0 - 62.7.91.255
Block size: 256

All IPs in this network >>
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United Kingdom British Telecommunications Plc
BT-GLOBAL-LOOPBACK-MPLS

BT-Global-Loopback-MPLS

CIDR: 62.7.124.0/24
IP Range: 62.7.124.0 - 62.7.124.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-VOICE

CIDR: 62.7.125.0/24
IP Range: 62.7.125.0 - 62.7.125.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-LOOPBACK-MPLS

BT-Global-Loopback-MPLS

CIDR: 62.7.172.0/24
IP Range: 62.7.172.0 - 62.7.172.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003313145 IP MASTER

CIDR: 62.7.173.0/24
IP Range: 62.7.173.0 - 62.7.173.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-ONE-VOICE

MPLS

CIDR: 62.7.192.0/24
IP Range: 62.7.192.0 - 62.7.192.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSPaccess

CIDR: 62.7.193.0/24
IP Range: 62.7.193.0 - 62.7.193.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

Mspaccess

CIDR: 62.7.196.0/24
IP Range: 62.7.196.0 - 62.7.196.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 62.7.199.0/24
IP Range: 62.7.199.0 - 62.7.199.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-IPVPN

BtnIPVPNManagement

CIDR: 62.7.200.0/24
IP Range: 62.7.200.0 - 62.7.200.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006522063 IP MASTER

CIDR: 62.7.228.0/24
IP Range: 62.7.228.0 - 62.7.228.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006754860 IP MASTER

CIDR: 62.7.230.0/24
IP Range: 62.7.230.0 - 62.7.230.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-IGNITE

Content Hosting IDC

CIDR: 62.7.237.0/24
IP Range: 62.7.237.0 - 62.7.237.255
Block size: 256

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All domains in this network >>
United Kingdom VOIP-eu
VOIP-EU

CIDR: 62.102.88.0/24
IP Range: 62.102.88.0 - 62.102.88.255
Block size: 256

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All domains in this network >>
United Kingdom VOIP-eu
VOIP-EU

CIDR: 62.102.89.0/24
IP Range: 62.102.89.0 - 62.102.89.255
Block size: 256

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All domains in this network >>
United Kingdom VOIP-eu
VOIP-EU

CIDR: 62.102.90.0/24
IP Range: 62.102.90.0 - 62.102.90.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.22.0/24
IP Range: 62.134.22.0 - 62.134.22.255
Block size: 256

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All domains in this network >>
Germany Dial in Reseller
PC-TEAM-NET

CIDR: 62.134.31.0/24
IP Range: 62.134.31.0 - 62.134.31.255
Block size: 256

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Germany Infrastructure MHO
BT-NGN-INFRA-MHO

CIDR: 62.134.68.0/24
IP Range: 62.134.68.0 - 62.134.68.255
Block size: 256

All IPs in this network >>
All domains in this network >>
Germany DSL Accesscircuits for VoiP and Internet
VOIP-IN-ACCESS1

CIDR: 62.134.69.0/24
IP Range: 62.134.69.0 - 62.134.69.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.133.0/24
IP Range: 62.134.133.0 - 62.134.133.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.136.0/24
IP Range: 62.134.136.0 - 62.134.136.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.149.0/24
IP Range: 62.134.149.0 - 62.134.149.255
Block size: 256

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Germany BT DSL
BT-GERMANY-DSL-NET

CIDR: 62.134.166.0/24
IP Range: 62.134.166.0 - 62.134.166.255
Block size: 256

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All domains in this network >>
Germany BT DSL
BT-GERMANY-DSL-NET

CIDR: 62.134.167.0/24
IP Range: 62.134.167.0 - 62.134.167.255
Block size: 256

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Germany BT DSL
BT-GERMANY-DSL1-NET

CIDR: 62.134.170.0/24
IP Range: 62.134.170.0 - 62.134.170.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.210.0/24
IP Range: 62.134.210.0 - 62.134.210.255
Block size: 256

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Germany Infrastructure
BT-DE-MPLS-CE-LB-NET

CIDR: 62.134.211.0/24
IP Range: 62.134.211.0 - 62.134.211.255
Block size: 256

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Germany BT DSL
BT-GERMANY-DSL-NET

CIDR: 62.134.216.0/24
IP Range: 62.134.216.0 - 62.134.216.255
Block size: 256

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Germany Infrastructure IP-SMART
BT-NGN-INFRA-IP-SMART

CIDR: 62.134.217.0/24
IP Range: 62.134.217.0 - 62.134.217.255
Block size: 256

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Germany Infrastructure IP-SMART
BT-NGN-INFRA-IP-SMART

CIDR: 62.134.220.0/24
IP Range: 62.134.220.0 - 62.134.220.255
Block size: 256

All IPs in this network >>
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Germany VoIP Infrastructure Range 1
BT-VOIP-INFRA1-NET

CIDR: 62.134.237.0/24
IP Range: 62.134.237.0 - 62.134.237.255
Block size: 256

All IPs in this network >>
All domains in this network >>
United Kingdom British Telecommunications Plc
BT-EXPEDITE

BT Retail Connect

CIDR: 62.172.10.0/24
IP Range: 62.172.10.0 - 62.172.10.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet POPs

CIDR: 62.172.12.0/24
IP Range: 62.172.12.0 - 62.172.12.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet Subinterfaces Infrastructure

CIDR: 62.172.14.0/24
IP Range: 62.172.14.0 - 62.172.14.255
Block size: 256

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United Kingdom Global Reach - Mpls Cascade
GLOBAL-REACH-MPLS-CASCADE

CIDR: 62.172.17.0/24
IP Range: 62.172.17.0 - 62.172.17.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-BBT

BBT

CIDR: 62.172.36.0/24
IP Range: 62.172.36.0 - 62.172.36.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP access

CIDR: 62.172.37.0/24
IP Range: 62.172.37.0 - 62.172.37.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP access

CIDR: 62.172.38.0/24
IP Range: 62.172.38.0 - 62.172.38.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

MSP access

CIDR: 62.172.39.0/24
IP Range: 62.172.39.0 - 62.172.39.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007116285 IP MASTER

CIDR: 62.172.47.0/24
IP Range: 62.172.47.0 - 62.172.47.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-GLOBAL-MPLS

BT-Global-MPLS

CIDR: 62.172.56.0/24
IP Range: 62.172.56.0 - 62.172.56.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BTnet

CIDR: 62.172.57.0/24
IP Range: 62.172.57.0 - 62.172.57.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007519635 IP MASTER

CIDR: 62.172.67.0/24
IP Range: 62.172.67.0 - 62.172.67.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003161487 IP MASTER

CIDR: 62.172.69.0/24
IP Range: 62.172.69.0 - 62.172.69.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP002956701 IP MASTER

CIDR: 62.172.71.0/24
IP Range: 62.172.71.0 - 62.172.71.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP004542643 IP MASTER

CIDR: 62.172.72.0/24
IP Range: 62.172.72.0 - 62.172.72.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007878282 IP MASTER

CIDR: 62.172.73.0/24
IP Range: 62.172.73.0 - 62.172.73.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP004984429 IP MASTER

CIDR: 62.172.75.0/24
IP Range: 62.172.75.0 - 62.172.75.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP004542643 IP MASTER

CIDR: 62.172.101.0/24
IP Range: 62.172.101.0 - 62.172.101.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007471261 IP MASTER

CIDR: 62.172.116.0/24
IP Range: 62.172.116.0 - 62.172.116.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-ST-ALBANS

FTIP002587769 BT St Albans

CIDR: 62.172.126.0/24
IP Range: 62.172.126.0 - 62.172.126.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP007709883 IP MASTER

CIDR: 62.172.140.0/24
IP Range: 62.172.140.0 - 62.172.140.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP008570901 IP MASTER

CIDR: 62.172.173.0/24
IP Range: 62.172.173.0 - 62.172.173.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 62.172.202.0/24
IP Range: 62.172.202.0 - 62.172.202.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PUBIP-INT

BT-PUBIP-INT

CIDR: 62.172.203.0/24
IP Range: 62.172.203.0 - 62.172.203.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-CUST-212

FTIP002587769 BT Notes

CIDR: 62.172.212.0/24
IP Range: 62.172.212.0 - 62.172.212.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-EUT

BT-EUT

CIDR: 62.172.219.0/24
IP Range: 62.172.219.0 - 62.172.219.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006050849 and FTIP006051228 IP MASTER

CIDR: 62.172.226.0/24
IP Range: 62.172.226.0 - 62.172.226.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP003292914 IP MASTER

CIDR: 62.172.227.0/24
IP Range: 62.172.227.0 - 62.172.227.255
Block size: 256

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United Kingdom British Telecommunications Plc
BTNET-CUSTOMER

FTIP006057640 and FTIP006057626 IP MASTER

CIDR: 62.172.229.0/24
IP Range: 62.172.229.0 - 62.172.229.255
Block size: 256

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United Kingdom British Telecommunications Plc
GB-BTPLC

BT PLC

CIDR: 62.173.196.0/24
IP Range: 62.173.196.0 - 62.173.196.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PLC2

BT plc (Broadcast and Satellite Communications) West Wing Goonhilly Downs Cornwall TR12 6lQ

CIDR: 62.173.220.0/24
IP Range: 62.173.220.0 - 62.173.220.255
Block size: 256

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United Kingdom British Telecommunications Plc
BT-PLC4

BT plc (Broadcast and Satellite Communications) West Wing Goonhilly Downs Cornwall TR12 6lQ

CIDR: 62.173.223.0/24
IP Range: 62.173.223.0 - 62.173.223.255
Block size: 256

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United Kingdom _Mcc
BTGS_MCC

CIDR: 62.173.225.0/24
IP Range: 62.173.225.0 - 62.173.225.255
Block size: 256

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United Kingdom BT Infrastructure
INFRA-GB

CIDR: 62.173.240.0/24
IP Range: 62.173.240.0 - 62.173.240.255
Block size: 256

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United Kingdom BT Infrastructure
INFRA-GB

CIDR: 62.173.241.0/24
IP Range: 62.173.241.0 - 62.173.241.255
Block size: 256

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United Kingdom BT Infrastructure
INFRA-GB

CIDR: 62.173.242.0/24
IP Range: 62.173.242.0 - 62.173.242.255
Block size: 256

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United Kingdom BT Infrastructure
INFRA-GB

CIDR: 62.173.243.0/24
IP Range: 62.173.243.0 - 62.173.243.255
Block size: 256

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Germany BT DSL
BT-GERMANY-DSL-NET

CIDR: 62.180.6.0/24
IP Range: 62.180.6.0 - 62.180.6.255
Block size: 256

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Germany BT DSL
BT-GERMANY-DSL-NET

CIDR: 62.180.8.0/24
IP Range: 62.180.8.0 - 62.180.8.255
Block size: 256

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Germany DSL Accesscircuits for VoiP and Internet
VOIP-IN-ACCESS2

CIDR: 62.180.11.0/24
IP Range: 62.180.11.0 - 62.180.11.255
Block size: 256

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