| Date | IP Address |
| 2022-01-15 | 52.85.151.123 (ClassC) |
| 2025-09-23 | 3.163.24.95 (ClassC) |
| 2025-11-25 | 3.163.24.119 (ClassC) |
| Date | Domain | IP |
| xda.prod.xd.gss.gov.uk | 2024-05-30 | 18.170.186.80 |
| importapi-stub.prod.xd.gss.gov.uk | 2024-05-30 | 13.41.105.1 |
| helloworld.prod.xd.gss.gov.uk | 2025-09-23 | 3.163.24.95 |
| xdapi.prod.xd.gss.gov.uk | 2025-05-05 | 13.43.78.251 |
| importapi.prod.xd.gss.gov.uk | 2024-05-30 | 3.9.105.228 |
| xdx-ingest.ncsc.staging.xd.gss.gov.uk | 2025-11-17 | 18.171.72.193 |