AS3300
British Telecommunications PLC ISP registered in United States
122IPv4 prefixes
29IPv6 prefixes
71%RPKI-valid
#1,450AS Rank
#212Rank in United States
1994-10-28Allocated
British Telecommunications PLC (AS3300) — ISP, registered in United States. announces 122 IPv4 prefixes + 29 IPv6 prefixes. Rank in United States: #212. Allocated: 1994-10-28.
IPv4 122IPv6 29
Announced prefixes · 151
- v4 63.250.148.0/22 valid
- v4 63.250.152.0/22 valid
- v4 63.250.155.0/24 valid
- v4 63.250.156.0/22 valid
- v4 63.250.159.0/24 valid
- v4 63.250.160.0/22 valid
- v4 63.250.163.0/24 valid
- v4 63.250.164.0/24 valid
- v4 63.250.165.0/24 valid
- v4 63.250.168.0/22 valid
- v4 63.250.171.0/24 valid
- v4 63.250.172.0/24 valid
- v4 63.250.173.0/24 valid
- v4 63.250.174.0/24 valid
- v4 63.250.176.0/22 valid
- v4 63.250.180.0/22 valid
- v4 63.250.184.0/22 valid
- v4 63.250.187.0/24 valid
- v4 63.250.189.0/24 valid
- v4 63.250.191.0/24 valid
- v4 72.29.128.0/20 valid
- v4 72.29.132.0/22 valid
- v6 2402:fb00:1000::/36 valid
- v6 2402:fb00:1f00::/40 valid
- v6 2402:fb00:2000::/36 valid
- v6 2402:fb00:2f00::/40 valid
- v6 2402:fb00:3000::/36 valid
- v6 2402:fb00:3f00::/40 valid
- v6 2402:fb00::/32 valid
- v6 2402:fb00::/36 valid
- v6 2402:fb00:f00::/40 valid
- v6 2606:f100:1000::/36 unknown
- v6 2606:f100:1f00::/40 unknown
- v6 2606:f100:2000::/36 unknown
- v6 2606:f100:2f00::/40 unknown
- v6 2606:f100:3000::/36 unknown
- v6 2606:f100:3f00::/40 unknown
- v6 2606:f100:4000::/36 unknown
- v6 2606:f100:4f00::/40 unknown
- v6 2606:f100:5000::/36 unknown
- v6 2606:f100:5f00::/40 unknown
- v6 2606:f100:6000::/36 unknown
- v6 2606:f100:7000::/36 unknown
- v6 2606:f100:7f00::/40 unknown
- v6 2606:f100:8000::/36 unknown
- v6 2606:f100:8f00::/40 unknown
- v6 2606:f100:9000::/36 unknown
- v6 2606:f100::/32 unknown
- v6 2606:f100::/36 unknown
- v6 2606:f100:c000::/36 unknown
RPKI: rpki.cloudflare.com · 2026-06-20
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 151 |
| 2026-06-13 | 151 |
| 2026-06-14 | 151 |
Internet Exchanges · 16
- Equinix Dallas Dallas 120 Gbps
- Equinix Chicago Chicago 110 Gbps
- Equinix Ashburn Ashburn 100 Gbps
- Equinix Los Angeles Los Angeles 100 Gbps
- Equinix San Jose San Jose 100 Gbps
- NYIIX New York New York 100 Gbps
- Equinix Atlanta Atlanta 20 Gbps
- Equinix Miami Miami 20 Gbps
- Equinix Singapore Singapore 20 Gbps
- Equinix Sydney Sydney 20 Gbps
- Equinix Hong Kong Hong Kong 10 Gbps
- HKIX Hong Kong 10 Gbps
- IX.br (PTT.br) São Paulo São Paulo/SP 10 Gbps
- JPIX TOKYO Tokyo 10 Gbps
- NAPAfrica IX Johannesburg Johannesburg 10 Gbps
- TorIX Toronto 10 Gbps
AS topology · Customer cone 23
Providers · 8
Peers · 66
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