| Date | IP Address |
| 2021-05-31 | 202.210.8.29 (ClassC) |
| 2024-11-04 | 162.43.94.178 (ClassC) |
| Date | Domain | IP |
| mail10.syozo-uni.net | 2024-09-17 | 162.43.94.178 |
| mx10.syozo-uni.net | 2024-10-12 | 162.43.94.178 |
| mail11.syozo-uni.net | 2024-10-10 | 162.43.94.178 |
| server1.syozo-uni.net | 2024-10-08 | 162.43.94.178 |
| relay1.syozo-uni.net | 2024-11-04 | 162.43.94.178 |
| server2.syozo-uni.net | 2024-10-16 | 162.43.94.178 |
| smtp.mail.syozo-uni.net | 2024-09-23 | 162.43.94.178 |
| sniper.syozo-uni.net | 2024-09-26 | 162.43.94.178 |
| postmaster.syozo-uni.net | 2024-10-18 | 162.43.94.178 |
| mxs.syozo-uni.net | 2024-10-26 | 162.43.94.178 |
| www.syozo-uni.net | 2024-10-11 | 162.43.94.178 |