| Date | IP Address |
| 2021-02-22 | 35.197.249.2 (ClassC) |
| 2026-01-31 | 141.193.213.10 (ClassC) |
| Date | Domain | IP |
| mail10.fournet.co.uk | 2025-11-12 | 141.193.213.10 |
| smtp1.fournet.co.uk | 2025-07-16 | 141.193.213.10 |
| mail2.fournet.co.uk | 2026-01-24 | 141.193.213.10 |
| mail3.fournet.co.uk | 2025-07-16 | 141.193.213.10 |
| mx3.fournet.co.uk | 2025-07-23 | 141.193.213.10 |
| mail.fournet.co.uk | 2026-01-27 | 141.193.213.10 |
| ssl.fournet.co.uk | 2025-05-17 | 141.193.213.10 |
| smtp.fournet.co.uk | 2025-05-28 | 141.193.213.10 |
| mailer.fournet.co.uk | 2025-06-23 | 141.193.213.10 |
| hostmaster.fournet.co.uk | 2026-01-31 | 141.193.213.10 |
| content.fournet.co.uk | 2024-11-03 | 23.46.228.166 |
| art.fournet.co.uk | 2025-05-13 | 141.193.213.10 |
| mailrelay.fournet.co.uk | 2025-05-08 | 141.193.213.10 |