| Date | IP Address |
| 2019-12-02 | 13.225.54.4 (ClassC) |
| 2020-10-02 | 99.84.144.22 (ClassC) |
| 2021-02-03 | 65.9.83.16 (ClassC) |
| 2021-02-03 | 65.9.83.22 (ClassC) |
| 2021-04-23 | 143.204.154.89 (ClassC) |
| 2021-06-25 | 13.226.178.43 (ClassC) |
| 2021-06-25 | 13.226.178.70 (ClassC) |
| 2021-08-30 | 54.230.161.56 (ClassC) |
| 2023-08-31 | 18.161.135.86 (ClassC) |
| 2023-12-16 | 108.138.94.8 (ClassC) |
| 2025-01-03 | 108.138.94.11 (ClassC) |
| 2025-01-16 | 108.138.94.4 (ClassC) |
| 2025-04-23 | 18.161.6.45 (ClassC) |
| 2025-05-24 | 18.161.6.81 (ClassC) |
| 2025-07-09 | 18.161.6.117 (ClassC) |
| 2025-08-10 | 204.246.191.52 (ClassC) |
| 2025-12-15 | 18.161.6.111 (ClassC) |
| Date | Domain | IP |
| cdn.acc.tham.thiememeulenhoff.nl | 2025-09-04 | 3.163.24.16 |
| secure.tham.thiememeulenhoff.nl | 2023-12-16 | 108.138.94.8 |
| cdn.tham.thiememeulenhoff.nl | 2025-03-06 | 18.238.238.115 |