| Country | United Kingdom |
| ASN | AS3300 |
| Description | Infonet Services Corporation 2160 East Grand Avenue |
| Organisation | British Telecommunications PLC ORG-CNS3-RIPE |
| IP Range | 203.187.129.0 — 203.187.129.255 |
| Num of IPs | 256 |
| ASN | AS3300 |
| Name | BT |
| Organisation | British Telecommunications PLC ORG-CNS3-RIPE |
| Range | 203.187.129.0 — 203.187.129.255 |
| CIDR | 203.187.129.0/24 |
