| Date | IP Address |
| 2022-12-03 | 104.18.2.86 (ClassC) |
| 2025-03-17 | 172.64.145.251 (ClassC) |
| 2026-01-29 | 104.18.42.5 (ClassC) |
| Date | Domain | IP |
| securemailgw2.cuone.org | 2014-05-29 | 216.111.94.41 |
| online.cuone.org | 2025-03-17 | 172.64.145.251 |
| my-ip.cuone.org | 2025-07-10 | 104.18.42.5 |
| mgmt.cuone.org | 2025-07-26 | 172.64.145.251 |