| Date | IP Address |
| 2020-04-22 | 13.226.140.231 (ClassC) |
| 2020-07-27 | 13.225.218.66 (ClassC) |
| 2023-08-24 | 13.32.80.119 (ClassC) |
| 2025-03-25 | 3.163.26.114 (ClassC) |
| 2025-08-25 | 3.163.20.11 (ClassC) |
| 2025-12-10 | 3.169.171.137 (ClassC) |
| Date | Domain | IP |
| m.mail.optimumemail1.com | 2024-10-21 | 18.172.169.128 |
| t.mail.optimumemail1.com | 2025-03-25 | 3.163.26.114 |