| Date | IP Address |
| 2024-05-23 | 3.121.140.34 (ClassC) |
| 2024-12-11 | 3.73.10.93 (ClassC) |
| 2025-01-30 | 3.75.251.207 (ClassC) |
| 2025-02-07 | 18.196.255.202 (ClassC) |
| 2025-05-16 | 3.74.212.61 (ClassC) |
| 2025-08-25 | 35.156.146.126 (ClassC) |
| 2025-09-10 | 3.65.6.210 (ClassC) |
| 2026-02-05 | 3.123.163.128 (ClassC) |
| Date | Domain | IP |
| wwwbilling.hr.personio.de | 2025-07-26 | 52.28.17.11 |
| www.hr.personio.de | 2024-05-23 | 3.121.140.34 |