| Date | IP Address |
| 2026-01-19 | 20.49.249.127 (ClassC) |
| Date | Domain | IP |
| mca-sda.mcga.gov.uk | 2025-10-02 | 3.169.173.65 |
| id.mcga.gov.uk | 2025-10-07 | 15.197.195.200 |
| seafarermedical-backoffice.mcga.gov.uk | 2025-10-29 | 20.90.66.179 |
| public.service.mcga.gov.uk | 2025-04-16 | 18.161.6.17 |
| shortcourse.mcga.gov.uk | 2026-01-19 | 20.49.249.127 |
| seafarermedical.mcga.gov.uk | 2025-11-05 | 20.90.66.179 |
| seafarermedical-cert.mcga.gov.uk | 2025-11-06 | 20.90.66.179 |
| www.mcga.gov.uk | 2025-10-12 | 37.143.141.62 |