Castleford is a city in with 28354 residents. We counted 39142 IPs from Maxmind database. Castleford has 28354 per resident.
| ASN | ASN Id | Total IP |
| EE Limited | AS12576 | 10582 |
| Virgin Media Limited | AS5089 | 6458 |
| Sky UK Limited | AS5607 | 3160 |
| BTnet UK Regional network | AS2856 | 2400 |
| TalkTalk Communications Limited | AS13285 | 1772 |
| UK Internet Service Provider | AS6871 | 1144 |
| ISP Network, UK | AS9105 | 1138 |
| Three | AS60339 | 764 |
| TalkTalk | AS43234 | 508 |
| Kcom | AS12390 | 380 |
| VData Ltd | AS13009 | 126 |
| Cablecom Networking Limited | AS42689 | 30 |
| Areti Internet Ltd. | AS21321 | 14 |
| TATA COMMUNICATIONS (AMERICA) INC | AS43089 | 0 |