AS3300
British Telecommunications PLC
CAIDA
Primary org cluster
British Telecommunications PLC
LEI
549300OWFMSO9NYV4H90
193
Announced prefixes
50
RPKI-authorized prefixes

Prefixes

showing 1–100 of 193
CIDR Org name Source Confidence
27.111.229.73/32 British Telecom GIIB PEERINGDB 1.00
27.111.230.93/32 British Telecom GIIB PEERINGDB 1.00
36.255.57.86/32 British Telecom GIIB PEERINGDB 1.00
45.127.172.183/32 British Telecom GIIB PEERINGDB 1.00
45.127.172.241/32 British Telecom GIIB PEERINGDB 1.00
61.14.0.0/18 British Telecommunications PLC BGP 1.00
61.14.1.0/24 British Telecommunications PLC BGP 1.00
61.14.2.0/23 British Telecommunications PLC BGP 1.00
61.14.4.0/22 British Telecommunications PLC BGP 1.00
61.14.7.0/24 British Telecommunications PLC BGP 1.00
61.14.8.0/22 British Telecommunications PLC BGP 1.00
61.14.11.0/24 British Telecommunications PLC BGP 1.00
61.14.12.0/22 British Telecommunications PLC BGP 1.00
61.14.15.0/24 British Telecommunications PLC BGP 1.00
61.14.20.0/22 British Telecommunications PLC BGP 1.00
61.14.24.0/22 British Telecommunications PLC BGP 1.00
61.14.28.0/22 British Telecommunications PLC BGP 1.00
61.14.31.0/24 British Telecommunications PLC BGP 1.00
61.14.32.0/22 British Telecommunications PLC BGP 1.00
61.14.34.0/24 British Telecommunications PLC BGP 1.00
61.14.36.0/24 British Telecommunications PLC BGP 1.00
61.14.36.0/22 British Telecommunications PLC BGP 1.00
61.14.39.0/24 British Telecommunications PLC BGP 1.00
61.14.40.0/22 British Telecommunications PLC BGP 1.00
61.14.44.0/22 British Telecommunications PLC BGP 1.00
61.14.48.0/22 British Telecommunications PLC BGP 1.00
61.14.52.0/24 British Telecommunications PLC BGP 1.00
63.250.128.0/22 British Telecommunications PLC BGP 1.00
63.250.128.0/18 British Telecommunications PLC BGP 1.00
63.250.131.0/24 British Telecommunications PLC BGP 1.00
63.250.132.0/22 British Telecommunications PLC BGP 1.00
63.250.132.0/24 British Telecommunications PLC BGP 1.00
63.250.135.0/24 British Telecommunications PLC BGP 1.00
63.250.136.0/23 British Telecommunications PLC BGP 1.00
63.250.138.0/24 British Telecommunications PLC BGP 1.00
63.250.139.0/24 British Telecommunications PLC BGP 1.00
63.250.140.0/22 British Telecommunications PLC BGP 1.00
63.250.144.0/22 British Telecommunications PLC BGP 1.00
63.250.144.0/24 British Telecommunications PLC BGP 1.00
63.250.147.0/24 British Telecommunications PLC BGP 1.00
63.250.148.0/22 British Telecommunications PLC BGP 1.00
63.250.152.0/22 British Telecommunications PLC BGP 1.00
63.250.155.0/24 British Telecommunications PLC BGP 1.00
63.250.156.0/22 British Telecommunications PLC BGP 1.00
63.250.159.0/24 British Telecommunications PLC BGP 1.00
63.250.160.0/22 British Telecommunications PLC BGP 1.00
63.250.163.0/24 British Telecommunications PLC BGP 1.00
63.250.164.0/24 British Telecommunications PLC BGP 1.00
63.250.165.0/24 British Telecommunications PLC BGP 1.00
63.250.168.0/22 British Telecommunications PLC BGP 1.00
63.250.171.0/24 British Telecommunications PLC BGP 1.00
63.250.172.0/24 British Telecommunications PLC BGP 1.00
63.250.173.0/24 British Telecommunications PLC BGP 1.00
63.250.174.0/24 British Telecommunications PLC BGP 1.00
63.250.176.0/22 British Telecommunications PLC BGP 1.00
63.250.180.0/22 British Telecommunications PLC BGP 1.00
63.250.184.0/22 British Telecommunications PLC BGP 1.00
63.250.187.0/24 British Telecommunications PLC BGP 1.00
63.250.189.0/24 British Telecommunications PLC BGP 1.00
63.250.191.0/24 British Telecommunications PLC BGP 1.00
72.29.128.0/20 British Telecommunications PLC BGP 1.00
72.29.132.0/22 British Telecommunications PLC BGP 1.00
123.255.90.16/32 British Telecom GIIB PEERINGDB 1.00
136.238.168.0/24 British Telecommunications PLC BGP 1.00
136.238.185.0/24 British Telecommunications PLC BGP 1.00
136.238.187.0/24 British Telecommunications PLC BGP 1.00
136.238.229.0/24 British Telecommunications PLC BGP 1.00
136.238.232.0/24 British Telecommunications PLC BGP 1.00
136.238.238.0/24 British Telecommunications PLC BGP 1.00
136.238.239.0/24 British Telecommunications PLC BGP 1.00
136.238.240.0/24 British Telecommunications PLC BGP 1.00
136.238.241.0/24 British Telecommunications PLC BGP 1.00
136.238.243.0/24 British Telecommunications PLC BGP 1.00
185.249.5.0/24 British Telecommunications PLC BGP 1.00
185.249.6.0/24 British Telecommunications PLC BGP 1.00
187.16.222.23/32 British Telecom GIIB PEERINGDB 1.00
192.92.18.0/24 British Telecommunications PLC BGP 1.00
192.92.19.0/24 British Telecommunications PLC BGP 1.00
192.92.20.0/22 British Telecommunications PLC BGP 1.00
192.92.24.0/21 British Telecommunications PLC BGP 1.00
192.92.32.0/19 British Telecommunications PLC BGP 1.00
192.92.80.0/23 British Telecommunications PLC BGP 1.00
192.92.82.0/24 British Telecommunications PLC BGP 1.00
192.157.130.0/23 British Telecommunications PLC BGP 1.00
192.157.132.0/22 British Telecommunications PLC BGP 1.00
192.157.136.0/21 British Telecommunications PLC BGP 1.00
192.157.144.0/20 British Telecommunications PLC BGP 1.00
192.157.160.0/23 British Telecommunications PLC BGP 1.00
192.237.64.0/18 British Telecommunications PLC BGP 1.00
194.33.52.0/24 British Telecommunications PLC BGP 1.00
195.206.69.0/24 British Telecommunications PLC BGP 1.00
195.206.70.0/24 British Telecommunications PLC BGP 1.00
196.60.8.58/32 British Telecom GIIB PEERINGDB 1.00
198.32.161.35/32 British Telecom GIIB PEERINGDB 1.00
198.32.182.14/32 British Telecom GIIB PEERINGDB 1.00
198.32.243.101/32 British Telecom GIIB PEERINGDB 1.00
198.32.243.176/32 British Telecom GIIB PEERINGDB 1.00
198.137.75.0/24 British Telecommunications PLC BGP 1.00
198.178.237.0/24 British Telecommunications PLC BGP 1.00
198.178.239.0/24 British Telecommunications PLC BGP 1.00
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RPKI-authorized prefixes (ROAs)

what's this?
61.14.0.0/18 /24 max
63.250.128.0/22 /22 max
63.250.128.0/18 /18 max
63.250.131.0/24 /24 max
63.250.132.0/24 /24 max
63.250.132.0/22 /22 max
63.250.135.0/24 /24 max
63.250.136.0/23 /23 max
63.250.138.0/24 /24 max
63.250.139.0/24 /24 max
63.250.140.0/22 /22 max
63.250.144.0/24 /24 max
63.250.144.0/22 /22 max
63.250.147.0/24 /24 max
63.250.148.0/22 /22 max
63.250.152.0/22 /22 max
63.250.155.0/24 /24 max
63.250.156.0/22 /22 max
63.250.159.0/24 /24 max
63.250.160.0/22 /22 max
63.250.163.0/24 /24 max
63.250.164.0/24 /24 max
63.250.165.0/24 /24 max
63.250.168.0/22 /22 max
63.250.171.0/24 /24 max
63.250.172.0/24 /24 max
63.250.173.0/24 /24 max
63.250.174.0/24 /24 max
63.250.176.0/22 /22 max
63.250.180.0/22 /22 max
63.250.184.0/22 /22 max
63.250.187.0/24 /24 max
63.250.189.0/24 /24 max
63.250.191.0/24 /24 max
72.29.128.0/20 /24 max
192.92.20.0/22 /24 max
192.92.24.0/21 /24 max
192.92.32.0/19 /24 max
192.92.80.0/23 /24 max
192.92.82.0/24 /24 max
192.157.130.0/23 /24 max
192.157.132.0/22 /24 max
192.157.136.0/21 /24 max
192.157.144.0/20 /24 max
192.157.160.0/23 /24 max
192.237.64.0/18 /18 max
195.206.69.0/24 /24 max
195.206.70.0/24 /24 max
198.180.64.0/18 /18 max
198.207.64.0/22 /22 max

Uses the REST API.