| Date | IP Address |
| 2023-11-11 | 93.202.13.241 (ClassC) |
| 2023-11-29 | 93.202.12.21 (ClassC) |
| 2024-05-01 | 93.201.176.64 (ClassC) |
| 2024-05-17 | 217.235.87.1 (ClassC) |
| 2024-06-15 | 217.235.86.176 (ClassC) |
| 2024-07-02 | 93.202.0.211 (ClassC) |
| 2024-07-29 | 93.201.185.55 (ClassC) |
| 2024-11-07 | 93.201.180.133 (ClassC) |
| 2025-01-24 | 93.202.3.158 (ClassC) |
| Date | Domain | IP |
| imap.lklass.de | 2024-09-02 | 17.57.155.26 |