| Date | IP Address |
| 2022-02-07 | 18.130.166.97 (ClassC) |
| 2025-02-06 | 18.175.34.211 (ClassC) |
| 2025-02-11 | 35.177.5.32 (ClassC) |
| 2025-03-27 | 3.9.106.114 (ClassC) |
| 2025-04-13 | 18.171.73.37 (ClassC) |
| 2025-05-12 | 18.175.96.54 (ClassC) |
| 2025-05-17 | 18.130.138.62 (ClassC) |
| 2025-05-28 | 18.134.145.153 (ClassC) |
| 2025-06-04 | 3.11.33.181 (ClassC) |
| 2025-06-11 | 3.11.116.124 (ClassC) |
| 2025-06-18 | 35.179.226.31 (ClassC) |
| 2025-06-27 | 35.179.188.136 (ClassC) |
| 2025-07-06 | 18.169.71.192 (ClassC) |
| 2025-08-03 | 3.11.250.124 (ClassC) |
| 2025-08-13 | 13.42.228.45 (ClassC) |
| 2025-09-17 | 18.135.211.241 (ClassC) |
| 2025-09-24 | 3.9.96.144 (ClassC) |
| 2025-10-01 | 18.171.32.116 (ClassC) |
| 2025-10-08 | 18.169.38.148 (ClassC) |
| 2025-10-15 | 18.132.123.0 (ClassC) |
| 2025-10-22 | 18.132.53.39 (ClassC) |
| 2025-11-04 | 3.9.137.10 (ClassC) |
| 2025-11-18 | 35.179.4.131 (ClassC) |
| 2025-12-02 | 13.134.195.38 (ClassC) |
| 2025-12-10 | 3.11.94.234 (ClassC) |
| 2025-12-18 | 18.134.82.231 (ClassC) |
| 2025-12-25 | 13.134.238.214 (ClassC) |
| 2026-01-01 | 18.134.236.166 (ClassC) |
| 2026-01-17 | 3.8.57.185 (ClassC) |
| Date | Domain | IP |
| refdata.prototype.cop.homeoffice.gov.uk | 2025-01-27 | 18.168.233.243 |
| sgar.prototype.cop.homeoffice.gov.uk | 2025-05-21 | 35.177.49.204 |
| sgmr.prototype.cop.homeoffice.gov.uk | 2025-08-09 | 3.11.28.47 |
| formbuilder.eforms.cop.homeoffice.gov.uk | 2025-02-06 | 18.175.34.211 |
| form-api-server.eforms.cop.homeoffice.gov.uk | 2025-02-07 | 18.175.27.66 |
| attachments.eforms.cop.homeoffice.gov.uk | 2025-01-29 | 18.175.27.66 |
| www.eforms.cop.homeoffice.gov.uk | 2025-05-27 | 18.171.49.86 |
| workflow-service.staging.cerberus.cop.homeoffice.gov.uk | 2025-02-01 | 18.171.90.0 |
| github-drone.dev.cop.homeoffice.gov.uk | 2026-01-11 | 13.134.109.170 |