| Date | IP Address |
| 2020-05-27 | 52.84.23.35 (ClassC) |
| 2020-10-14 | 13.226.18.103 (ClassC) |
| 2020-10-14 | 13.226.18.117 (ClassC) |
| 2020-10-14 | 99.84.167.3 (ClassC) |
| 2022-03-01 | 108.156.120.89 (ClassC) |
| 2022-03-07 | 52.84.121.62 (ClassC) |
| 2023-02-10 | 18.154.110.66 (ClassC) |
| 2024-07-08 | 18.160.60.6 (ClassC) |
| 2024-07-15 | 3.163.165.27 (ClassC) |
| 2024-07-31 | 18.155.192.46 (ClassC) |
| 2024-11-10 | 18.161.6.57 (ClassC) |
| 2025-01-13 | 3.165.160.62 (ClassC) |
| 2025-08-08 | 3.175.34.121 (ClassC) |
| 2025-09-13 | 3.175.34.20 (ClassC) |
| Date | Domain | IP |
| questionnaire.heydoc.co.uk | 2024-12-10 | 18.161.6.88 |
| api.heydoc.co.uk | 2024-05-30 | 13.41.85.249 |
| app.heydoc.co.uk | 2024-07-31 | 18.155.192.46 |