| Date | IP Address |
| 2021-02-17 | 47.100.163.2 (ClassC) |
| 2025-10-26 | 156.253.44.20 (ClassC) |
| Date | Domain | IP |
| mail1.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| imap1.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| smtp1.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| ns1.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| mx1.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| imap2.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| www2.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| poczta.renzhi100.com | 2025-09-25 | 172.65.190.172 |
| exchange.renzhi100.com | 2025-09-24 | 172.65.190.172 |
| remote.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| smtpauth.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| mail.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| webmail.renzhi100.com | 2025-09-14 | 172.65.190.172 |
| email.renzhi100.com | 2025-09-15 | 172.65.190.172 |
| imap.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| ftp.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| smtp.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| mailer.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| postmaster.renzhi100.com | 2025-09-19 | 172.65.190.172 |
| mailserver.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| mailout.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| mailgw.renzhi100.com | 2025-10-26 | 156.253.44.20 |
| www.renzhi100.com | 2025-08-17 | 104.140.122.211 |
| mailx.renzhi100.com | 2025-10-26 | 156.253.44.20 |