| Date | IP Address |
| 2021-01-08 | 74.127.7.236 (ClassC) |
| 2025-09-30 | 65.60.36.230 (ClassC) |
| Date | Domain | IP |
| mx10.ussb.org | 2025-10-01 | 65.60.36.230 |
| mx01.ussb.org | 2025-10-21 | 65.60.36.230 |
| mail2.ussb.org | 2025-10-21 | 65.60.36.230 |
| smtp2.ussb.org | 2025-09-30 | 65.60.36.230 |
| server2.ussb.org | 2025-09-30 | 65.60.36.230 |
| ns2.ussb.org | 2025-10-21 | 65.60.36.230 |
| mx2.ussb.org | 2025-10-21 | 65.60.36.230 |
| mail4.ussb.org | 2025-10-21 | 65.60.36.230 |
| mx5.ussb.org | 2025-10-21 | 65.60.36.230 |
| posta.ussb.org | 2021-01-23 | 108.163.193.186 |
| m.ussb.org | 2025-10-21 | 65.60.36.230 |
| spam.ussb.org | 2025-10-21 | 65.60.36.230 |
| mailin.ussb.org | 2025-10-21 | 65.60.36.230 |
| smtp.ussb.org | 2025-10-21 | 65.60.36.230 |
| authsmtp.ussb.org | 2025-12-11 | 65.60.36.230 |
| mailserver.ussb.org | 2025-10-21 | 65.60.36.230 |
| mails.ussb.org | 2025-10-21 | 65.60.36.230 |
| ms.ussb.org | 2025-10-21 | 65.60.36.230 |
| ns.ussb.org | 2025-10-21 | 65.60.36.230 |
| cpcalendars.ussb.org | 2025-10-06 | 65.60.36.230 |
| cpcontacts.ussb.org | 2025-10-01 | 65.60.36.230 |
| srv.ussb.org | 2025-10-21 | 65.60.36.230 |