| Date | IP Address |
| 2025-02-19 | 18.67.17.102 (ClassC) |
| 2025-02-19 | 52.85.132.35 (ClassC) |
| 2025-02-19 | 65.9.189.90 (ClassC) |
| 2025-12-08 | 3.175.34.87 (ClassC) |
| Date | Domain | IP |
| collaborate.preprod.resilience.gov.uk | 2025-06-01 | 204.246.191.98 |
| collaborate.resilience.gov.uk | 2025-12-08 | 3.175.34.87 |
| auth.resilience.gov.uk | 2025-05-18 | 18.238.217.119 |