| Date | IP Address |
| 2025-01-04 | 216.128.3.146 (ClassC) |
| Date | Domain | IP |
| mail01.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| smtp01.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| mx01.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| mail11.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| mail1.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| smtp1.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| ocfs1.oc.school.nz | 2024-12-12 | 216.128.3.146 |
| mail2.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| smtp2.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| server2.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| www2.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| mx2.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| relay2.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| mail3.oc.school.nz | 2024-12-21 | 216.128.3.146 |
| pop3.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| smtp3.oc.school.nz | 2024-12-20 | 216.128.3.146 |
| mx4.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| mx7.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| zimbra.oc.school.nz | 2024-12-21 | 216.128.3.146 |
| posta.oc.school.nz | 2024-12-31 | 216.128.3.146 |
| exchange.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| home.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| comune.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| mail.comune.oc.school.nz | 2024-12-28 | 216.128.3.146 |
| gate.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| smtpauth.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| email.oc.school.nz | 2024-12-12 | 216.128.3.146 |
| newmail.oc.school.nz | 2024-12-29 | 216.128.3.146 |
| m.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| imap.oc.school.nz | 2025-01-02 | 216.128.3.146 |
| pop.oc.school.nz | 2024-12-12 | 216.128.3.146 |
| authsmtp.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| mailer.oc.school.nz | 2024-12-17 | 216.128.3.146 |
| mailserver.oc.school.nz | 2024-12-13 | 216.128.3.146 |
| ms.oc.school.nz | 2024-12-31 | 216.128.3.146 |
| mailhost.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| post.oc.school.nz | 2024-12-24 | 216.128.3.146 |
| srv.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| mailsrv.oc.school.nz | 2024-12-14 | 216.128.3.146 |
| mailgw.oc.school.nz | 2024-12-19 | 216.128.3.146 |
| mx.oc.school.nz | 2024-12-15 | 216.128.3.146 |
| mbox.oc.school.nz | 2025-01-04 | 216.128.3.146 |
| relay.oc.school.nz | 2024-12-18 | 216.128.3.146 |
| mailrelay.oc.school.nz | 2024-12-18 | 216.128.3.146 |