| Date | IP Address |
| 2025-10-01 | 3.122.66.33 (ClassC) |
| 2025-10-23 | 3.64.69.189 (ClassC) |
| 2026-01-27 | 3.69.210.205 (ClassC) |
| Date | Domain | IP |
| krad.tarifrechner.c.huk.de | 2024-05-06 | 35.157.247.157 |
| ph.tarifrechner.c.huk.de | 2026-01-17 | 3.163.24.41 |
| pkw.tarifrechner.c.huk.de | 2025-12-13 | 3.163.24.111 |
| api.pkw.tarifrechner.c.huk.de | 2026-01-27 | 3.69.210.205 |