| Date | IP Address |
| 2021-12-11 | 54.230.15.46 (ClassC) |
| 2024-08-11 | 204.246.191.11 (ClassC) |
| 2024-09-01 | 18.161.6.101 (ClassC) |
| 2024-12-03 | 13.224.14.104 (ClassC) |
| 2024-12-25 | 13.224.14.78 (ClassC) |
| 2025-03-21 | 13.224.14.77 (ClassC) |
| 2025-04-19 | 18.161.6.70 (ClassC) |
| 2025-07-11 | 18.161.6.110 (ClassC) |
| 2025-09-23 | 3.169.173.93 (ClassC) |
| Date | Domain | IP |
| assets.nft2.ers.nhs.uk | 2024-03-04 | 99.84.66.81 |
| assets.nft3.ers.nhs.uk | 2020-01-28 | 13.226.139.93 |
| assets.sa.ers.nhs.uk | 2024-12-16 | 18.238.238.98 |
| assets.rc.ers.nhs.uk | 2024-08-05 | 99.84.66.11 |
| accesscheck.ers.nhs.uk | 2024-07-27 | 3.163.24.13 |
| assets.dep.ers.nhs.uk | 2024-07-19 | 3.163.24.41 |
| assets.int.ers.nhs.uk | 2024-07-27 | 204.246.191.5 |
| assets.dev.ers.nhs.uk | 2024-07-18 | 3.163.24.116 |
| assets.codedev.ers.nhs.uk | 2024-08-11 | 204.246.191.11 |
| assets.testdev.ers.nhs.uk | 2024-10-31 | 18.161.6.108 |
| assets.fix.ers.nhs.uk | 2024-08-26 | 18.161.6.14 |