| Date | IP Address |
| 2019-11-18 | 173.236.225.175 (ClassC) |
| 2024-10-04 | 104.21.38.46 (ClassC) |
| 2025-05-08 | 91.195.240.94 (ClassC) |
| 2025-06-26 | 172.67.222.237 (ClassC) |
| 2026-01-25 | 104.21.46.30 (ClassC) |
| Date | Domain | IP |
| unad.catserrin.com | 2025-04-22 | 91.195.240.94 |
| www.unad.catserrin.com | 2025-05-06 | 91.195.240.94 |
| www.catserrin.com | 2025-04-20 | 91.195.240.94 |