| Date | IP Address |
| 2020-11-30 | 5.134.5.12 (ClassC) |
| 2025-01-05 | 45.82.188.146 (ClassC) |
| Date | Domain | IP |
| imap2.katoen.net | 2024-09-06 | 45.82.188.146 |
| smtp2.katoen.net | 2024-09-06 | 45.82.188.146 |
| www2.katoen.net | 2024-09-06 | 45.82.188.146 |
| relay2.katoen.net | 2024-09-06 | 45.82.188.146 |
| mx4.katoen.net | 2024-09-06 | 45.82.188.146 |
| mail7.katoen.net | 2024-09-06 | 45.82.188.146 |
| posta.katoen.net | 2024-09-06 | 45.82.188.146 |
| be.katoen.net | 2024-09-06 | 45.82.188.146 |
| defacteur.be.katoen.net | 2024-09-06 | 45.82.188.146 |
| comune.katoen.net | 2024-09-06 | 45.82.188.146 |
| smtp.comune.katoen.net | 2024-09-06 | 45.82.188.146 |
| secure.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailgate.katoen.net | 2024-09-06 | 45.82.188.146 |
| remote.katoen.net | 2024-09-06 | 45.82.188.146 |
| webmail.katoen.net | 2025-01-05 | 45.82.188.146 |
| email.katoen.net | 2024-09-06 | 45.82.188.146 |
| spam.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailin.katoen.net | 2024-09-06 | 45.82.188.146 |
| correo.katoen.net | 2024-09-06 | 45.82.188.146 |
| po.katoen.net | 2024-09-06 | 45.82.188.146 |
| pop.katoen.net | 2024-09-06 | 45.82.188.146 |
| smtp.katoen.net | 2024-09-06 | 45.82.188.146 |
| postmaster.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailserver.katoen.net | 2024-09-06 | 45.82.188.146 |
| ns.katoen.net | 2024-09-06 | 45.82.188.146 |
| smtps.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailhost.katoen.net | 2024-09-06 | 45.82.188.146 |
| post.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailout.katoen.net | 2024-09-06 | 45.82.188.146 |
| srv.katoen.net | 2024-09-06 | 45.82.188.146 |
| mailx.katoen.net | 2024-09-06 | 45.82.188.146 |
| mx.katoen.net | 2024-09-06 | 45.82.188.146 |