| Date | IP Address |
| 2024-05-30 | 3.9.98.131 (ClassC) |
| 2024-06-08 | 35.177.195.19 (ClassC) |
| 2024-09-03 | 18.171.32.16 (ClassC) |
| 2025-01-10 | 51.24.32.25 (ClassC) |
| Date | Domain | IP |
| ipvstub.review-c.build.account.gov.uk | 2024-05-30 | 18.170.231.3 |
| ipvstub.review-o.build.account.gov.uk | 2024-05-30 | 3.9.98.131 |