| Date | IP Address |
| 2023-08-26 | 40.127.155.45 (ClassC) |
| 2024-09-05 | 13.107.246.70 (ClassC) |
| 2024-12-03 | 13.107.253.70 (ClassC) |
| 2025-01-23 | 13.107.253.69 (ClassC) |
| 2025-12-02 | 13.107.246.69 (ClassC) |
| Date | Domain | IP |
| scge.cosec.pt | 2025-06-24 | 40.127.154.61 |
| secure.cosec.pt | 2025-07-24 | 40.127.154.61 |
| mail.cosec.pt | 2025-07-28 | 40.127.155.72 |
| api-test.cosec.pt | 2025-08-07 | 20.67.173.90 |
| www.cosec.pt | 2023-08-26 | 40.127.155.45 |