| 80.95.192.0/20 | ICUK Computing Services Ltd | |
| 80.209.128.0/19 | ICUK Computing Services Ltd | |
| 80.209.155.0/24 | ICUK Computing Services Ltd | |
| 80.209.160.0/20 | ICUK Computing Services Ltd | |
| 80.209.176.0/21 | ICUK Computing Services Ltd | |
| 80.209.184.0/22 | ICUK Computing Services Ltd | |
| 89.107.24.0/22 | ICUK Computing Services Ltd | |
| 138.124.128.0/20 | ICUK Computing Services Ltd | |
| 141.98.73.0/24 | Interdsl | |
| 141.98.208.0/24 | The whole IPv4 address space | |
| 5.133.168.0/23 | ICUK Computing Services Ltd | |
| 5.133.170.0/23 | ICUK Computing Services Ltd | |
| 5.254.162.0/23 | ICUK Computing Services Ltd | |
| 5.254.164.0/23 | ICUK Computing Services Ltd | |
| 37.235.43.0/24 | Shetland Broadband LLP | |
| 45.145.86.0/23 | ICUK Computing Services Ltd | |
| 46.33.128.0/19 | ICUK Computing Services Ltd | |
| 46.102.192.0/19 | ICUK Computing Services Ltd | |
| 46.102.192.0/24 | Interdsl | |
| 46.102.193.0/24 | Interdsl | |
| 185.131.200.0/23 | Used for xDSL connections with ICUK, these addresses are used for the 512 address pool. | |
| 185.140.16.0/23 | ICUK Computing Services Ltd | |
| 185.152.2.0/24 | ICUK Computing Services Ltd | |
| 185.168.132.0/23 | ICUK Computing Services Ltd | |
| 185.184.140.0/24 | 52Degrees Telecom Limited | |
| 185.201.208.0/22 | ICUK Computing Services Ltd | |
| 185.234.255.0/24 | ICUK Computing Services Ltd | |
| 185.253.88.0/24 | ICUK Computing Services Ltd | |
| 188.240.160.0/19 | ICUK Computing Services Ltd | |
| 193.161.9.0/24 | ICUK Computing Services Ltd | |
| 193.161.10.0/24 | ICUK Computing Services Ltd | |
| 46.226.120.0/24 | ICUK Computing Services Ltd | |
| 185.140.18.0/23 | ICUK Computing Services Ltd | |
| 185.145.152.0/22 | ICUK Computing Services Ltd | |
| 195.178.156.0/24 | ICUK Computing Services Ltd | |
