| Date | IP Address |
| 2019-07-05 | 176.9.7.204 (ClassC) |
| 2024-03-11 | 95.216.33.33 (ClassC) |
| 2025-01-19 | 148.251.90.56 (ClassC) |
| 2025-04-29 | 37.27.185.27 (ClassC) |
| 2026-02-21 | 128.140.9.58 (ClassC) |
| Date | Domain | IP |
| webmail.sauertopf.de | 2024-11-06 | 148.251.90.56 |
| www.sauertopf.de | 2025-06-10 | 37.27.185.27 |