| Date | IP Address |
| 2019-05-26 | 82.196.25.71 (ClassC) |
| 2019-07-12 | 164.132.5.145 (ClassC) |
| 2019-11-16 | 144.217.5.116 (ClassC) |
| 2020-02-09 | 51.79.51.148 (ClassC) |
| 2020-06-14 | 34.66.6.122 (ClassC) |
| 2021-01-16 | 158.69.60.237 (ClassC) |
| 2021-11-26 | 91.134.151.75 (ClassC) |
| 2022-02-05 | 217.182.43.1 (ClassC) |
| 2022-03-22 | 178.32.121.114 (ClassC) |
| 2022-06-12 | 217.182.43.3 (ClassC) |
| 2023-08-04 | 178.32.113.192 (ClassC) |
| 2024-12-25 | 141.95.232.123 (ClassC) |
| 2026-02-28 | 92.222.248.113 (ClassC) |
| Date | Domain | IP |
| mail.osis.dz | 2024-12-30 | 141.95.232.123 |
| www.osis.dz | 2024-12-27 | 35.224.155.60 |