| Date | IP Address |
| 2021-05-19 | 193.58.164.95 (ClassC) |
| 2025-10-26 | 188.166.193.218 (ClassC) |
| Date | Domain | IP |
| antispam.reisewelt4you.com | 2025-06-25 | 193.58.164.18 |
| imap.reisewelt4you.com | 2025-06-25 | 193.58.164.18 |
| a.mx.reisewelt4you.com | 2025-10-26 | 188.166.193.218 |