| Date | IP Address |
| 2019-02-11 | 35.177.238.220 (ClassC) |
| 2019-04-11 | 3.9.8.22 (ClassC) |
| 2021-06-02 | 18.168.187.88 (ClassC) |
| 2021-11-23 | 3.11.157.27 (ClassC) |
| 2025-12-05 | 18.133.9.86 (ClassC) |
| 2025-12-08 | 35.177.145.236 (ClassC) |
| Date | Domain | IP |
| api.poc.intozetta.data.digital.nhs.uk | 2024-12-27 | 3.163.24.51 |
| gitlab.tools.core.data.digital.nhs.uk | 2024-11-24 | 18.130.157.218 |
| access.ref.data.digital.nhs.uk | 2025-01-03 | 18.132.159.31 |
| auth.ref.idp.data.digital.nhs.uk | 2024-05-30 | 52.56.190.132 |
| dev.dashboards.data.digital.nhs.uk | 2025-07-06 | 99.86.38.55 |
| dlp-sus-refa.public.ref.sus.data.digital.nhs.uk | 2025-09-13 | 13.42.222.178 |
| pact-broker.dev.data.digital.nhs.uk | 2024-05-30 | 18.171.109.153 |
| monitoring.ops.dev.data.digital.nhs.uk | 2024-08-27 | 3.10.64.223 |
| access.dev.data.digital.nhs.uk | 2025-12-05 | 18.133.9.86 |
| publisher.privacy.data.digital.nhs.uk | 2024-05-30 | 3.9.53.54 |