| Date | IP Address |
| 2021-08-30 | 92.51.164.231 (ClassC) |
| 2025-01-23 | 5.44.111.77 (ClassC) |
| Date | Domain | IP |
| mx01.ardi-stuck.de | 2024-11-03 | 5.44.111.77 |
| webmail.ardi-stuck.de | 2025-01-08 | 5.44.111.77 |
| mailhost.ardi-stuck.de | 2024-10-13 | 5.44.111.77 |
| www.ardi-stuck.de | 2025-01-23 | 5.44.111.77 |