| Date | IP Address |
| 2024-11-09 | 31.3.99.45 (ClassC) |
| Date | Domain | IP |
| mail01.pop.janvanhoekasten.nl | 2024-04-10 | 31.3.99.45 |
| imap1.pop.janvanhoekasten.nl | 2024-08-04 | 31.3.99.45 |
| mail12.pop.janvanhoekasten.nl | 2024-10-30 | 31.3.99.45 |
| imap2.pop.janvanhoekasten.nl | 2024-11-05 | 31.3.99.45 |
| mail5.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |
| mail7.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |
| mail9.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |
| comune.pop.janvanhoekasten.nl | 2024-11-09 | 31.3.99.45 |
| mailgate.pop.janvanhoekasten.nl | 2024-10-02 | 31.3.99.45 |
| auth.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |
| email.pop.janvanhoekasten.nl | 2024-10-12 | 31.3.99.45 |
| m.pop.janvanhoekasten.nl | 2024-10-16 | 31.3.99.45 |
| imap.pop.janvanhoekasten.nl | 2024-10-25 | 31.3.99.45 |
| mailer.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |
| mailgw.pop.janvanhoekasten.nl | 2024-04-07 | 31.3.99.45 |