| Date | IP Address |
| 2017-07-20 | 52.19.88.231 (ClassC) |
| 2022-10-16 | 52.29.0.222 (ClassC) |
| 2025-08-17 | 162.159.140.147 (ClassC) |
| 2025-11-21 | 172.66.0.145 (ClassC) |
| Date | Domain | IP |
| gprecruitment-prod.hee.nhs.uk | 2025-07-09 | 172.66.0.9 |
| ee.hee.nhs.uk | 2025-10-21 | 54.228.50.73 |
| staging.hee.nhs.uk | 2025-07-09 | 172.66.0.9 |
| sl.hee.nhs.uk | 2025-10-11 | 54.228.50.73 |
| workforce-education.hee.nhs.uk | 2025-07-24 | 172.66.0.9 |
| kss.hee.nhs.uk | 2025-10-13 | 51.145.118.121 |
| lasepgmdesupport.hee.nhs.uk | 2025-08-17 | 162.159.140.147 |
| tv.hee.nhs.uk | 2025-09-27 | 54.228.50.73 |
| sw.hee.nhs.uk | 2025-10-02 | 54.228.50.73 |
| www.hee.nhs.uk | 2025-07-22 | 63.35.30.244 |
| wessex.hee.nhs.uk | 2025-11-14 | 51.145.118.121 |
| www.wessex.hee.nhs.uk | 2025-08-20 | 51.145.118.121 |
| thamesvalley.hee.nhs.uk | 2025-11-12 | 51.145.118.121 |
| support.library.hee.nhs.uk | 2025-10-11 | 162.159.140.147 |
| apps-prod.yorksandhumberdeanery.hee.nhs.uk | 2025-01-09 | 51.141.44.139 |
| apps.yorksandhumberdeanery.hee.nhs.uk | 2025-09-15 | 51.141.44.139 |