| Date | IP Address |
| 2017-05-21 | 52.92.72.19 (ClassC) |
| 2021-04-14 | 52.95.164.111 (ClassC) |
| 2021-04-20 | 52.95.163.107 (ClassC) |
| 2021-05-11 | 52.95.163.123 (ClassC) |
| 2024-03-06 | 16.12.0.23 (ClassC) |
| 2024-08-11 | 16.12.1.3 (ClassC) |
| 2024-10-26 | 16.12.0.7 (ClassC) |
| 2024-12-14 | 16.12.1.7 (ClassC) |
| 2025-02-24 | 16.12.2.19 (ClassC) |
| 2025-03-29 | 16.12.0.47 (ClassC) |
| Date | Domain | IP |
| mail5.sestari.com | 2024-02-22 | 16.12.2.11 |
| imap.sestari.com | 2024-07-06 | 16.12.1.11 |