| Date | IP Address |
| 2020-12-03 | 64.78.222.132 (ClassC) |
| 2024-11-04 | 52.4.197.255 (ClassC) |
| Date | Domain | IP |
| relay1.ronsoffice.biz | 2024-10-24 | 64.78.222.132 |
| mail02.ronsoffice.biz | 2024-11-03 | 64.78.222.132 |
| mailgate.ronsoffice.biz | 2024-09-17 | 64.78.222.132 |
| smtpauth.ronsoffice.biz | 2024-11-01 | 64.78.222.132 |
| email.ronsoffice.biz | 2024-10-22 | 64.78.222.132 |
| ftp.ronsoffice.biz | 2024-11-04 | 52.4.197.255 |
| smtps.ronsoffice.biz | 2024-09-17 | 64.78.222.132 |
| post.ronsoffice.biz | 2024-09-17 | 64.78.222.132 |
| mailgw.ronsoffice.biz | 2024-09-17 | 64.78.222.132 |