| Date | IP Address |
| 2025-02-03 | 95.128.42.179 (ClassC) |
| Date | Domain | IP |
| static3.castor-informatique.fr | 2024-06-04 | 52.92.35.68 |
| static4.castor-informatique.fr | 2024-01-03 | 3.163.24.83 |
| concours.castor-informatique.fr | 2024-08-08 | 3.68.53.47 |
| www.castor-informatique.fr | 2024-12-26 | 95.128.42.179 |