| Property | Value |
| alberchs@nic.gob.ar |
| Date | IP Address |
| 2024-01-03 | 131.221.0.48 (ClassC) |
| 2024-04-21 | 131.221.0.36 (ClassC) |
| 2024-09-17 | 131.221.0.46 (ClassC) |
| 2024-11-04 | 131.221.0.47 (ClassC) |
| Date | Domain | IP |
| ns-1.unicen.edu.ar | 2024-09-02 | 131.221.0.1 |
| ns-2.unicen.edu.ar | 2024-08-29 | 131.221.0.2 |
| mx-2.unicen.edu.ar | 2023-08-18 | 131.221.0.2 |
| redondo.unicen.edu.ar | 2024-09-02 | 131.221.0.1 |
| www.unicen.edu.ar | 2024-01-03 | 131.221.0.48 |