| Date | IP Address |
| 2013-12-18 | 31.7.1.110 (ClassC) |
| 2026-01-23 | 31.7.1.21 (ClassC) |
| Date | Domain | IP |
| pc32.wassenburg.nl | 2025-09-26 | 31.7.1.21 |
| posta03.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| kesennuma.wassenburg.nl | 2025-07-12 | 31.7.1.21 |
| secured.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| ee.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| wusage.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| mobile.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| tsukijilunch.wassenburg.nl | 2025-09-12 | 31.7.1.21 |
| weblogin.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| ontario.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| foto.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| itp.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| waka-unipa2.itp.wassenburg.nl | 2025-09-25 | 31.7.1.21 |
| buscador.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| aeries.wassenburg.nl | 2025-10-06 | 31.7.1.21 |
| test.wassenburg.nl | 2025-10-06 | 31.7.1.21 |