| Date | IP Address |
| 2024-12-07 | 18.169.93.187 (ClassC) |
| 2025-01-20 | 18.130.150.193 (ClassC) |
| Date | Domain | IP |
| api.review-a.dev.account.gov.uk | 2024-05-30 | 35.176.220.241 |
| auth.dev.account.gov.uk | 2024-05-30 | 13.42.131.246 |
| api.return.dev.account.gov.uk | 2025-01-20 | 18.130.150.193 |