| Date | IP Address |
| 2021-05-01 | 23.35.71.64 (ClassC) |
| 2024-02-25 | 184.30.150.218 (ClassC) |
| 2024-09-08 | 23.41.4.23 (ClassC) |
| 2025-06-06 | 23.41.4.76 (ClassC) |
| 2026-01-22 | 23.41.4.70 (ClassC) |
| Date | Domain | IP |
| alumni.japanesewww-test.dev.vtm.be | 2024-08-11 | 104.96.163.143 |
| admin.alumni.japanesewww-test.dev.vtm.be | 2024-02-25 | 184.30.150.218 |
| antivirus.www-dev.admin.alumni.japanesewww-test.dev.vtm.be | 2025-06-16 | 23.41.4.70 |