| Country | United Kingdom |
| ASN | AS2856 |
| Description | IBM- DEFRA FTIP003305591 |
| Organisation | British Telecommunications PLC ORG-BPIS1-RIPE |
| IP Range | 148.253.4.0 — 148.253.7.255 |
| Num of IPs | 1024 |
| ASN | AS2856 |
| Name | BT-UK-AS |
| Description | BTnet UK Regional network |
| Organisation | British Telecommunications PLC ORG-BPIS1-RIPE |
| Range | 148.253.4.0 — 148.253.7.255 |
| CIDR | 148.253.4.0/22 |
