| Date | IP Address |
| 2019-09-28 | 81.95.96.131 (ClassC) |
| 2024-07-10 | 31.15.10.78 (ClassC) |
| 2026-01-04 | 104.18.127.89 (ClassC) |
| Date | Domain | IP |
| mail1.ivankoslovakia.eu | 2025-09-16 | 104.18.127.89 |
| mail2.ivankoslovakia.eu | 2025-07-26 | 104.18.127.89 |
| gate.ivankoslovakia.eu | 2026-01-04 | 104.18.127.89 |
| mail.ivankoslovakia.eu | 2024-07-10 | 31.15.10.78 |
| email.ivankoslovakia.eu | 2025-12-03 | 104.18.127.89 |
| m.ivankoslovakia.eu | 2025-12-10 | 104.18.127.89 |
| mailin.ivankoslovakia.eu | 2025-12-16 | 104.18.127.89 |
| imap.ivankoslovakia.eu | 2025-11-01 | 104.18.127.89 |
| ftp.ivankoslovakia.eu | 2025-12-03 | 104.18.127.89 |
| authsmtp.ivankoslovakia.eu | 2025-12-16 | 104.18.127.89 |
| mailer.ivankoslovakia.eu | 2024-07-09 | 31.15.10.78 |
| mailserver.ivankoslovakia.eu | 2025-07-22 | 104.18.127.89 |
| mailout.ivankoslovakia.eu | 2024-07-11 | 31.15.10.78 |