AT&T Corp
IPv4 IPv6
Networks by country:
United States (221926),
Canada (118),
Japan (79),
Singapore (68),
United Kingdom (47),
Italy (31),
Netherlands (28),
Australia (26),
Hong Kong (17),
India (15),
Germany (13),
Luxembourg (12),
New Zealand (11),
Slovakia (11),
Czech Republic (7),
China (7),
Argentina (7),
France (4),
Belgium (3),
Spain (3),
Finland (2),
European Union (2),
Israel (2),
U.S. Virgin Islands (1),
Denmark (1),
Slovenia (1)
Assigned AS: AS4742, AS2713, AS2915, AS263724, AS18289, AS6934, AS7948, AS32727, AS396943


























Assigned AS: AS4742, AS2713, AS2915, AS263724, AS18289, AS6934, AS7948, AS32727, AS396943
Updated: 01 March 2021
We found 222,284 IPv4 networks operated by this organization.
Showing 47 networks in United Kingdom.
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Results sorted by network size.
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CIDR: 32.42.16.0/20
IP Range: 32.42.16.0 - 32.42.31.255
Block size: 4,096
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IP Range: 32.42.16.0 - 32.42.31.255
Block size: 4,096
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CIDR: 32.58.232.0/21
IP Range: 32.58.232.0 - 32.58.239.255
Block size: 2,048
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IP Range: 32.58.232.0 - 32.58.239.255
Block size: 2,048
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CIDR: 32.58.132.0/22
IP Range: 32.58.132.0 - 32.58.135.255
Block size: 1,024
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IP Range: 32.58.132.0 - 32.58.135.255
Block size: 1,024
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CIDR: 32.42.20.0/23
IP Range: 32.42.20.0 - 32.42.21.255
Block size: 512
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IP Range: 32.42.20.0 - 32.42.21.255
Block size: 512
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CIDR: 32.42.26.0/23
IP Range: 32.42.26.0 - 32.42.27.255
Block size: 512
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IP Range: 32.42.26.0 - 32.42.27.255
Block size: 512
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CIDR: 195.33.33.0/24
IP Range: 195.33.33.0 - 195.33.33.255
Block size: 256
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IP Range: 195.33.33.0 - 195.33.33.255
Block size: 256
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INFOTRAC
AT&T Istel Limited
CDC, AT&T Istel Limited, PO Box 5
Ravensbank Dr., North Moons Moat, Redditch, Worcs. B98 9HB England. U.K
CIDR: 192.133.58.0/24
IP Range: 192.133.58.0 - 192.133.58.255
Block size: 256
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IP Range: 192.133.58.0 - 192.133.58.255
Block size: 256
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CIDR: 195.212.149.0/24
IP Range: 195.212.149.0 - 195.212.149.255
Block size: 256
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IP Range: 195.212.149.0 - 195.212.149.255
Block size: 256
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ATT-DNS-ANYCAST-GLOBAL-NET1
AT&T DNS anycast Global
For routing issues: noc@intl.att.com
For addressing issues: euabsipa@intl.att.com
CIDR: 194.161.154.0/24
IP Range: 194.161.154.0 - 194.161.154.255
Block size: 256
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IP Range: 194.161.154.0 - 194.161.154.255
Block size: 256
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CIDR: 213.86.136.128/26
IP Range: 213.86.136.128 - 213.86.136.191
Block size: 64
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IP Range: 213.86.136.128 - 213.86.136.191
Block size: 64
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CIDR: 213.86.136.192/26
IP Range: 213.86.136.192 - 213.86.136.255
Block size: 64
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IP Range: 213.86.136.192 - 213.86.136.255
Block size: 64
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CIDR: 32.42.25.0/27
IP Range: 32.42.25.0 - 32.42.25.31
Block size: 32
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IP Range: 32.42.25.0 - 32.42.25.31
Block size: 32
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CIDR: 195.33.58.0/28
IP Range: 195.33.58.0 - 195.33.58.15
Block size: 16
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IP Range: 195.33.58.0 - 195.33.58.15
Block size: 16
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CIDR: 194.196.91.80/28
IP Range: 194.196.91.80 - 194.196.91.95
Block size: 16
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IP Range: 194.196.91.80 - 194.196.91.95
Block size: 16
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CIDR: 194.196.91.96/28
IP Range: 194.196.91.96 - 194.196.91.111
Block size: 16
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IP Range: 194.196.91.96 - 194.196.91.111
Block size: 16
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CIDR: 194.72.83.128/28
IP Range: 194.72.83.128 - 194.72.83.143
Block size: 16
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IP Range: 194.72.83.128 - 194.72.83.143
Block size: 16
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CIDR: 195.59.47.80/28
IP Range: 195.59.47.80 - 195.59.47.95
Block size: 16
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IP Range: 195.59.47.80 - 195.59.47.95
Block size: 16
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CIDR: 32.42.18.0/28
IP Range: 32.42.18.0 - 32.42.18.15
Block size: 16
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IP Range: 32.42.18.0 - 32.42.18.15
Block size: 16
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CIDR: 32.42.29.208/28
IP Range: 32.42.29.208 - 32.42.29.223
Block size: 16
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IP Range: 32.42.29.208 - 32.42.29.223
Block size: 16
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CIDR: 195.33.97.176/29
IP Range: 195.33.97.176 - 195.33.97.183
Block size: 8
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IP Range: 195.33.97.176 - 195.33.97.183
Block size: 8
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CIDR: 195.33.113.128/29
IP Range: 195.33.113.128 - 195.33.113.135
Block size: 8
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IP Range: 195.33.113.128 - 195.33.113.135
Block size: 8
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CIDR: 213.86.144.200/29
IP Range: 213.86.144.200 - 213.86.144.207
Block size: 8
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All domains in this network >>
IP Range: 213.86.144.200 - 213.86.144.207
Block size: 8
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CIDR: 195.33.27.56/29
IP Range: 195.33.27.56 - 195.33.27.63
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 195.33.27.56 - 195.33.27.63
Block size: 8
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CIDR: 195.75.100.216/29
IP Range: 195.75.100.216 - 195.75.100.223
Block size: 8
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IP Range: 195.75.100.216 - 195.75.100.223
Block size: 8
All IPs in this network >>
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NET-GB-AT-AND-T-GLOBAL-NETWORK-SERVICES-NEDERLAND-BV
AT AND T Global Network Services Nederland BV
CIDR: 212.123.250.248/29
IP Range: 212.123.250.248 - 212.123.250.255
Block size: 8
All IPs in this network >>
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IP Range: 212.123.250.248 - 212.123.250.255
Block size: 8
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NET-GB-AT-AND-T-GLOBAL-NETWORK-SERVICES-NEDERLAND-BV
AT AND T Global Network Services Nederland BV
CIDR: 212.123.245.72/29
IP Range: 212.123.245.72 - 212.123.245.79
Block size: 8
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IP Range: 212.123.245.72 - 212.123.245.79
Block size: 8
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CIDR: 80.169.33.232/29
IP Range: 80.169.33.232 - 80.169.33.239
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 80.169.33.232 - 80.169.33.239
Block size: 8
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All domains in this network >>
CIDR: 80.169.148.80/29
IP Range: 80.169.148.80 - 80.169.148.87
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 80.169.148.80 - 80.169.148.87
Block size: 8
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CIDR: 84.14.186.88/29
IP Range: 84.14.186.88 - 84.14.186.95
Block size: 8
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IP Range: 84.14.186.88 - 84.14.186.95
Block size: 8
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CIDR: 217.38.228.64/29
IP Range: 217.38.228.64 - 217.38.228.71
Block size: 8
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IP Range: 217.38.228.64 - 217.38.228.71
Block size: 8
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CIDR: 62.6.34.184/29
IP Range: 62.6.34.184 - 62.6.34.191
Block size: 8
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IP Range: 62.6.34.184 - 62.6.34.191
Block size: 8
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CIDR: 81.128.157.56/29
IP Range: 81.128.157.56 - 81.128.157.63
Block size: 8
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All domains in this network >>
IP Range: 81.128.157.56 - 81.128.157.63
Block size: 8
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CIDR: 31.121.27.88/29
IP Range: 31.121.27.88 - 31.121.27.95
Block size: 8
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All domains in this network >>
IP Range: 31.121.27.88 - 31.121.27.95
Block size: 8
All IPs in this network >>
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CIDR: 31.121.61.104/29
IP Range: 31.121.61.104 - 31.121.61.111
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 31.121.61.104 - 31.121.61.111
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.42.18.248/29
IP Range: 32.42.18.248 - 32.42.18.255
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.42.18.248 - 32.42.18.255
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.42.24.40/29
IP Range: 32.42.24.40 - 32.42.24.47
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.42.24.40 - 32.42.24.47
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.42.24.128/29
IP Range: 32.42.24.128 - 32.42.24.135
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.42.24.128 - 32.42.24.135
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.42.29.224/29
IP Range: 32.42.29.224 - 32.42.29.231
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.42.29.224 - 32.42.29.231
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.42.29.232/29
IP Range: 32.42.29.232 - 32.42.29.239
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.42.29.232 - 32.42.29.239
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.58.132.0/29
IP Range: 32.58.132.0 - 32.58.132.7
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.58.132.0 - 32.58.132.7
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 32.58.132.8/29
IP Range: 32.58.132.8 - 32.58.132.15
Block size: 8
All IPs in this network >>
All domains in this network >>
IP Range: 32.58.132.8 - 32.58.132.15
Block size: 8
All IPs in this network >>
All domains in this network >>
CIDR: 193.240.66.216/30
IP Range: 193.240.66.216 - 193.240.66.219
Block size: 4
All IPs in this network >>
All domains in this network >>
IP Range: 193.240.66.216 - 193.240.66.219
Block size: 4
All IPs in this network >>
All domains in this network >>

ATT_GLOBAL_NETWORK_SERVICES_UK_BV_UK_BRANCH
AT&T Global Network Services (UK) B.V. ? UK Branch
CIDR: 37.46.6.104/30
IP Range: 37.46.6.104 - 37.46.6.107
Block size: 4
All IPs in this network >>
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IP Range: 37.46.6.104 - 37.46.6.107
Block size: 4
All IPs in this network >>
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ATT_GLOBAL_NETWORK_SERVICES_UK_BV_UK_BRANCH
AT&T Global Network Services (UK) B.V. ? UK Branch
CIDR: 37.46.6.108/30
IP Range: 37.46.6.108 - 37.46.6.111
Block size: 4
All IPs in this network >>
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IP Range: 37.46.6.108 - 37.46.6.111
Block size: 4
All IPs in this network >>
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CIDR: 80.69.30.16/30
IP Range: 80.69.30.16 - 80.69.30.19
Block size: 4
All IPs in this network >>
All domains in this network >>
IP Range: 80.69.30.16 - 80.69.30.19
Block size: 4
All IPs in this network >>
All domains in this network >>
CIDR: 195.89.246.244/30
IP Range: 195.89.246.244 - 195.89.246.247
Block size: 4
All IPs in this network >>
All domains in this network >>
IP Range: 195.89.246.244 - 195.89.246.247
Block size: 4
All IPs in this network >>
All domains in this network >>
CIDR: 195.89.246.248/30
IP Range: 195.89.246.248 - 195.89.246.251
Block size: 4
All IPs in this network >>
All domains in this network >>
IP Range: 195.89.246.248 - 195.89.246.251
Block size: 4
All IPs in this network >>
All domains in this network >>
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