| Date | IP Address |
| 2024-05-30 | 3.11.89.232 (ClassC) |
| 2024-09-07 | 3.10.37.120 (ClassC) |
| 2025-01-14 | 18.171.39.136 (ClassC) |
| Date | Domain | IP |
| ingress-external.notprod.acp.homeoffice.gov.uk | 2025-01-07 | 3.8.38.227 |
| ingress-external.ops.acp.homeoffice.gov.uk | 2024-05-30 | 3.11.89.232 |
| support.acp.homeoffice.gov.uk | 2024-05-30 | 3.11.89.232 |