| Date | IP Address |
| 2022-05-08 | 13.249.80.65 (ClassC) |
| 2024-11-22 | 3.165.160.38 (ClassC) |
| 2024-12-09 | 3.163.24.35 (ClassC) |
| 2024-12-28 | 3.163.24.33 (ClassC) |
| 2025-01-12 | 3.165.160.49 (ClassC) |
| 2025-01-20 | 3.163.24.54 (ClassC) |
| 2025-01-27 | 3.165.160.70 (ClassC) |
| 2025-02-22 | 18.161.6.71 (ClassC) |
| 2025-03-28 | 18.161.6.22 (ClassC) |
| 2025-04-01 | 3.163.24.17 (ClassC) |
| Date | Domain | IP |
| www.istem.es | 2024-05-23 | 3.163.24.33 |