| Date | IP Address |
| 2024-06-11 | 3.14.40.39 (ClassC) |
| 2024-07-19 | 18.221.219.5 (ClassC) |
| 2025-02-14 | 3.13.163.106 (ClassC) |
| 2025-05-09 | 3.19.83.176 (ClassC) |
| 2025-09-21 | 104.20.36.222 (ClassC) |
| 2025-11-20 | 172.66.147.153 (ClassC) |
| Date | Domain | IP |
| inscribite.21.edu.ar | 2024-05-24 | 199.60.103.227 |
| alb-micrositios.21.edu.ar | 2024-06-11 | 3.14.40.39 |
| aplv.21.edu.ar | 2025-04-08 | 104.22.13.115 |
| www.21.edu.ar | 2025-01-11 | 104.22.13.115 |