| Date | IP Address |
| 2018-08-13 | 23.192.167.139 (ClassC) |
| 2023-08-25 | 23.202.203.166 (ClassC) |
| 2024-09-23 | 104.98.114.154 (ClassC) |
| 2024-10-01 | 23.46.17.34 (ClassC) |
| 2024-11-24 | 23.46.17.64 (ClassC) |
| 2024-12-26 | 23.46.228.166 (ClassC) |
| 2025-05-06 | 23.46.228.176 (ClassC) |
| 2025-08-03 | 23.216.147.208 (ClassC) |
| 2025-08-09 | 23.216.147.198 (ClassC) |
| Date | Domain | IP |
| www.pharma.medimerck.be | 2023-08-25 | 23.202.203.166 |
| www.onco.medimerck.be | 2023-08-25 | 23.196.195.65 |
| www.endo.medimerck.be | 2023-08-25 | 23.209.26.172 |
| www.neuro.medimerck.be | 2023-08-25 | 23.196.195.65 |
| www.gp.medimerck.be | 2023-08-25 | 23.209.26.172 |
| www.medimerck.be | 2023-08-25 | 23.202.203.166 |