| Date | IP Address |
| 2021-06-05 | 52.85.61.72 (ClassC) |
| 2022-05-11 | 65.8.57.115 (ClassC) |
| 2024-09-01 | 204.246.191.19 (ClassC) |
| 2024-09-06 | 3.162.38.46 (ClassC) |
| 2025-02-22 | 13.224.14.67 (ClassC) |
| 2025-04-18 | 204.246.191.17 (ClassC) |
| 2025-08-10 | 3.162.38.6 (ClassC) |
| 2026-01-26 | 3.169.173.97 (ClassC) |
| Date | Domain | IP |
| pat.nft3.refer.nhs.uk | 2024-02-16 | 18.161.6.76 |
| pat.codedev.refer.nhs.uk | 2024-03-02 | 99.84.66.90 |