| Date | IP Address |
| 2020-11-03 | 52.209.74.96 (ClassC) |
| 2024-06-09 | 204.246.191.103 (ClassC) |
| 2024-11-24 | 3.163.24.10 (ClassC) |
| 2024-12-04 | 3.163.24.77 (ClassC) |
| 2024-12-12 | 3.165.160.91 (ClassC) |
| 2025-01-12 | 3.165.160.57 (ClassC) |
| 2025-01-30 | 3.165.160.8 (ClassC) |
| 2025-02-28 | 3.165.160.27 (ClassC) |
| 2025-03-10 | 18.161.6.106 (ClassC) |
| 2025-04-12 | 3.163.24.47 (ClassC) |
| 2025-08-15 | 3.163.24.125 (ClassC) |
| Date | Domain | IP |
| beta.s4c.cymru | 2024-10-11 | 18.172.170.122 |
| sckt.v2.stage.s4c.cymru | 2024-06-24 | 52.49.229.10 |
| webmail.s4c.cymru | 2025-04-16 | 194.168.30.219 |
| test.ags.s4c.cymru | 2025-06-27 | 34.241.44.69 |
| fvp.ait.s4c.cymru | 2024-07-17 | 18.161.6.103 |
| tv.s4c.cymru | 2023-07-18 | 3.163.24.4 |
| www.s4c.cymru | 2024-09-13 | 3.163.24.77 |