| Date | IP Address |
| 2020-12-26 | 52.84.52.89 (ClassC) |
| 2020-12-26 | 52.84.52.34 (ClassC) |
| 2020-12-26 | 52.84.52.85 (ClassC) |
| 2021-01-08 | 13.249.130.62 (ClassC) |
| 2021-08-11 | 13.249.135.10 (ClassC) |
| 2021-08-11 | 13.249.135.111 (ClassC) |
| 2021-10-17 | 13.249.137.30 (ClassC) |
| 2023-02-17 | 13.249.141.35 (ClassC) |
| 2023-02-17 | 13.249.141.54 (ClassC) |
| 2024-07-09 | 204.246.191.61 (ClassC) |
| 2024-08-02 | 3.163.24.49 (ClassC) |
| 2025-05-02 | 204.246.191.50 (ClassC) |
| 2025-06-21 | 204.246.191.13 (ClassC) |
| 2025-12-17 | 3.169.173.94 (ClassC) |
| 2026-02-06 | 3.169.173.30 (ClassC) |
| Date | Domain | IP |
| sa-api.gc.sheffieldunited.co.uk | 2025-09-30 | 3.175.34.3 |
| aggregated-webapi.gc.sheffieldunited.co.uk | 2024-02-14 | 65.8.161.70 |
| appcontent-webapi.gc.sheffieldunited.co.uk | 2024-07-09 | 204.246.191.61 |
| aggregated-feed.webapi.gc.sheffieldunited.co.uk | 2024-11-16 | 99.84.66.14 |
| images.webapi.gc.sheffieldunited.co.uk | 2025-07-29 | 3.163.24.14 |
| client-settings.webapi.gc.sheffieldunited.co.uk | 2024-06-24 | 204.246.191.5 |
| adminapi.gc.sheffieldunited.co.uk | 2024-09-24 | 18.161.6.91 |