| Date | IP Address |
| 2021-02-17 | 134.119.253.36 (ClassC) |
| 2025-06-20 | 92.205.195.173 (ClassC) |
| 2025-09-21 | 92.205.95.24 (ClassC) |
| 2026-03-03 | 54.38.220.85 (ClassC) |
| Date | Domain | IP |
| mail1.rit.gmbh | 2025-05-25 | 92.205.195.173 |
| imap1.rit.gmbh | 2025-06-19 | 92.205.195.173 |
| mail2.rit.gmbh | 2025-06-28 | 92.205.195.173 |
| mailgate.rit.gmbh | 2025-06-20 | 92.205.195.173 |
| auth.rit.gmbh | 2024-09-13 | 92.205.195.173 |
| mail.rit.gmbh | 2025-06-15 | 92.205.195.173 |
| email.rit.gmbh | 2025-05-06 | 92.205.195.173 |
| imap.rit.gmbh | 2024-11-06 | 92.205.195.173 |
| ftp.rit.gmbh | 2021-03-01 | 134.119.253.36 |
| authsmtp.rit.gmbh | 2024-11-29 | 92.205.195.173 |
| mailer.rit.gmbh | 2025-04-29 | 92.205.195.173 |