AS3300 - BT
AS Number: 3300
AS Name: BT
Organization: British Telecommunications PLC
Location: United Kingdom
We found 89 IPv4 networks announced by this AS. The first 50 are displayed.
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CIDR: 61.14.0.0/18
IP Range: 61.14.0.0 - 61.14.63.255
Block size: 16,384
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IP Range: 61.14.0.0 - 61.14.63.255
Block size: 16,384
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BT GIA
Australia
Australia
CIDR: 61.14.1.0/24
IP Range: 61.14.1.0 - 61.14.1.255
Block size: 256
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IP Range: 61.14.1.0 - 61.14.1.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.2.0/23
IP Range: 61.14.2.0 - 61.14.3.255
Block size: 512
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IP Range: 61.14.2.0 - 61.14.3.255
Block size: 512
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.4.0/22
IP Range: 61.14.4.0 - 61.14.7.255
Block size: 1,024
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IP Range: 61.14.4.0 - 61.14.7.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.7.0/24
IP Range: 61.14.7.0 - 61.14.7.255
Block size: 256
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IP Range: 61.14.7.0 - 61.14.7.255
Block size: 256
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BT GIA
Japan
Japan
CIDR: 61.14.8.0/22
IP Range: 61.14.8.0 - 61.14.11.255
Block size: 1,024
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IP Range: 61.14.8.0 - 61.14.11.255
Block size: 1,024
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BT GIA
Japan
Japan
CIDR: 61.14.11.0/24
IP Range: 61.14.11.0 - 61.14.11.255
Block size: 256
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IP Range: 61.14.11.0 - 61.14.11.255
Block size: 256
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BT GIA
Australia
Australia
CIDR: 61.14.12.0/22
IP Range: 61.14.12.0 - 61.14.15.255
Block size: 1,024
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IP Range: 61.14.12.0 - 61.14.15.255
Block size: 1,024
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BT GIA
Australia
Australia
CIDR: 61.14.15.0/24
IP Range: 61.14.15.0 - 61.14.15.255
Block size: 256
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IP Range: 61.14.15.0 - 61.14.15.255
Block size: 256
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CIDR: 61.14.20.0/22
IP Range: 61.14.20.0 - 61.14.23.255
Block size: 1,024
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IP Range: 61.14.20.0 - 61.14.23.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.24.0/22
IP Range: 61.14.24.0 - 61.14.27.255
Block size: 1,024
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IP Range: 61.14.24.0 - 61.14.27.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.28.0/22
IP Range: 61.14.28.0 - 61.14.31.255
Block size: 1,024
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IP Range: 61.14.28.0 - 61.14.31.255
Block size: 1,024
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BT GIA
Singapore
Singapore
CIDR: 61.14.31.0/24
IP Range: 61.14.31.0 - 61.14.31.255
Block size: 256
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IP Range: 61.14.31.0 - 61.14.31.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.32.0/22
IP Range: 61.14.32.0 - 61.14.35.255
Block size: 1,024
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IP Range: 61.14.32.0 - 61.14.35.255
Block size: 1,024
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BT GIA
Singapore
Singapore
CIDR: 61.14.34.0/24
IP Range: 61.14.34.0 - 61.14.34.255
Block size: 256
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IP Range: 61.14.34.0 - 61.14.34.255
Block size: 256
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BT GIA JP Net
Japan
Japan
CIDR: 61.14.36.0/24
IP Range: 61.14.36.0 - 61.14.36.255
Block size: 256
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IP Range: 61.14.36.0 - 61.14.36.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 61.14.36.0/22
IP Range: 61.14.36.0 - 61.14.39.255
Block size: 1,024
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IP Range: 61.14.36.0 - 61.14.39.255
Block size: 1,024
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BT GIA JP Net
Japan
Japan
CIDR: 61.14.39.0/24
IP Range: 61.14.39.0 - 61.14.39.255
Block size: 256
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IP Range: 61.14.39.0 - 61.14.39.255
Block size: 256
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CIDR: 61.14.40.0/22
IP Range: 61.14.40.0 - 61.14.43.255
Block size: 1,024
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IP Range: 61.14.40.0 - 61.14.43.255
Block size: 1,024
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Bt-Za
South Africa
South Africa
CIDR: 61.14.44.0/22
IP Range: 61.14.44.0 - 61.14.47.255
Block size: 1,024
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IP Range: 61.14.44.0 - 61.14.47.255
Block size: 1,024
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CIDR: 61.14.48.0/22
IP Range: 61.14.48.0 - 61.14.51.255
Block size: 1,024
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IP Range: 61.14.48.0 - 61.14.51.255
Block size: 1,024
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CIDR: 61.14.52.0/24
IP Range: 61.14.52.0 - 61.14.52.255
Block size: 256
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IP Range: 61.14.52.0 - 61.14.52.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.128.0/22
IP Range: 63.250.128.0 - 63.250.131.255
Block size: 1,024
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IP Range: 63.250.128.0 - 63.250.131.255
Block size: 1,024
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INFONET Services Corporation
United States
United States
CIDR: 63.250.128.0/18
IP Range: 63.250.128.0 - 63.250.191.255
Block size: 16,384
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IP Range: 63.250.128.0 - 63.250.191.255
Block size: 16,384
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.131.0/24
IP Range: 63.250.131.0 - 63.250.131.255
Block size: 256
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IP Range: 63.250.131.0 - 63.250.131.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.132.0/24
IP Range: 63.250.132.0 - 63.250.132.255
Block size: 256
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IP Range: 63.250.132.0 - 63.250.132.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.132.0/22
IP Range: 63.250.132.0 - 63.250.135.255
Block size: 1,024
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IP Range: 63.250.132.0 - 63.250.135.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.135.0/24
IP Range: 63.250.135.0 - 63.250.135.255
Block size: 256
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IP Range: 63.250.135.0 - 63.250.135.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.136.0/22
IP Range: 63.250.136.0 - 63.250.139.255
Block size: 1,024
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IP Range: 63.250.136.0 - 63.250.139.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.140.0/22
IP Range: 63.250.140.0 - 63.250.143.255
Block size: 1,024
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IP Range: 63.250.140.0 - 63.250.143.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.144.0/22
IP Range: 63.250.144.0 - 63.250.147.255
Block size: 1,024
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IP Range: 63.250.144.0 - 63.250.147.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.147.0/24
IP Range: 63.250.147.0 - 63.250.147.255
Block size: 256
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IP Range: 63.250.147.0 - 63.250.147.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.148.0/22
IP Range: 63.250.148.0 - 63.250.151.255
Block size: 1,024
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IP Range: 63.250.148.0 - 63.250.151.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.151.0/24
IP Range: 63.250.151.0 - 63.250.151.255
Block size: 256
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IP Range: 63.250.151.0 - 63.250.151.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.152.0/22
IP Range: 63.250.152.0 - 63.250.155.255
Block size: 1,024
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IP Range: 63.250.152.0 - 63.250.155.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.155.0/24
IP Range: 63.250.155.0 - 63.250.155.255
Block size: 256
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IP Range: 63.250.155.0 - 63.250.155.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.156.0/22
IP Range: 63.250.156.0 - 63.250.159.255
Block size: 1,024
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IP Range: 63.250.156.0 - 63.250.159.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.159.0/24
IP Range: 63.250.159.0 - 63.250.159.255
Block size: 256
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IP Range: 63.250.159.0 - 63.250.159.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.160.0/22
IP Range: 63.250.160.0 - 63.250.163.255
Block size: 1,024
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IP Range: 63.250.160.0 - 63.250.163.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.163.0/24
IP Range: 63.250.163.0 - 63.250.163.255
Block size: 256
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IP Range: 63.250.163.0 - 63.250.163.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.164.0/24
IP Range: 63.250.164.0 - 63.250.164.255
Block size: 256
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IP Range: 63.250.164.0 - 63.250.164.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.168.0/22
IP Range: 63.250.168.0 - 63.250.171.255
Block size: 1,024
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IP Range: 63.250.168.0 - 63.250.171.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.171.0/24
IP Range: 63.250.171.0 - 63.250.171.255
Block size: 256
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IP Range: 63.250.171.0 - 63.250.171.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.172.0/24
IP Range: 63.250.172.0 - 63.250.172.255
Block size: 256
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IP Range: 63.250.172.0 - 63.250.172.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.173.0/24
IP Range: 63.250.173.0 - 63.250.173.255
Block size: 256
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IP Range: 63.250.173.0 - 63.250.173.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.174.0/24
IP Range: 63.250.174.0 - 63.250.174.255
Block size: 256
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IP Range: 63.250.174.0 - 63.250.174.255
Block size: 256
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.176.0/22
IP Range: 63.250.176.0 - 63.250.179.255
Block size: 1,024
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IP Range: 63.250.176.0 - 63.250.179.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.180.0/22
IP Range: 63.250.180.0 - 63.250.183.255
Block size: 1,024
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IP Range: 63.250.180.0 - 63.250.183.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.184.0/22
IP Range: 63.250.184.0 - 63.250.187.255
Block size: 1,024
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IP Range: 63.250.184.0 - 63.250.187.255
Block size: 1,024
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British Telecommunications PLC
United Kingdom
United Kingdom
CIDR: 63.250.187.0/24
IP Range: 63.250.187.0 - 63.250.187.255
Block size: 256
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IP Range: 63.250.187.0 - 63.250.187.255
Block size: 256
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