| Date | IP Address |
| 2025-10-10 | 20.105.232.51 (ClassC) |
| Date | Domain | IP |
| juva.certwell.com | 2025-08-14 | 20.31.210.178 |
| pinnjuva.certwell.com | 2025-09-13 | 20.105.232.51 |
| mkb.certwell.com | 2025-07-09 | 20.31.210.178 |
| citytec.certwell.com | 2025-09-20 | 20.31.210.178 |
| vsdcitytec.certwell.com | 2025-06-06 | 20.31.210.178 |
| validatie.certwell.com | 2025-07-18 | 20.31.210.178 |
| tennetoffshore.certwell.com | 2025-09-19 | 20.31.210.178 |
| oribi.certwell.com | 2025-08-11 | 20.31.210.178 |
| c-exam.certwell.com | 2025-07-12 | 20.31.210.178 |
| cexam.certwell.com | 2025-09-20 | 20.31.210.178 |
| vanbaarsen.certwell.com | 2025-05-16 | 20.31.210.178 |
| pinnstedin.certwell.com | 2025-10-10 | 20.105.232.51 |
| amsstedin.certwell.com | 2025-09-18 | 20.31.210.178 |
| pinn.certwell.com | 2025-05-11 | 20.31.210.178 |
| rendo.certwell.com | 2025-05-15 | 20.31.210.178 |
| sso.certwell.com | 2025-05-17 | 20.31.210.178 |
| alliander.certwell.com | 2025-07-21 | 20.31.210.178 |
| pinnalliander.certwell.com | 2025-09-20 | 20.105.232.51 |
| sleutelbeheer.certwell.com | 2025-09-24 | 20.31.210.178 |
| c-register.certwell.com | 2025-09-14 | 20.31.210.178 |
| cregister.certwell.com | 2025-10-09 | 20.31.210.178 |
| bouwpas.certwell.com | 2025-05-13 | 20.31.210.178 |
| enexis.certwell.com | 2025-09-21 | 20.31.210.178 |
| ams.certwell.com | 2025-08-12 | 20.31.210.178 |
| c-exams.certwell.com | 2019-11-13 | 176.62.195.167 |
| cexams.certwell.com | 2025-09-20 | 20.31.210.178 |
| beurs.certwell.com | 2025-06-30 | 20.31.210.178 |
| tennet.certwell.com | 2025-09-20 | 20.31.210.178 |
| pinntennet.certwell.com | 2025-07-11 | 20.31.210.178 |
| amstennet.certwell.com | 2025-05-17 | 20.31.210.178 |
| alliandertest.certwell.com | 2025-09-20 | 20.31.210.178 |
| passievoordebouw.certwell.com | 2025-08-14 | 20.31.210.178 |
| privacy.certwell.com | 2025-05-12 | 20.31.210.178 |