| Date | IP Address |
| 2020-03-18 | 13.249.43.16 (ClassC) |
| 2020-03-18 | 13.249.43.39 (ClassC) |
| 2020-03-18 | 13.249.141.83 (ClassC) |
| 2020-03-18 | 13.249.43.12 (ClassC) |
| 2020-03-18 | 13.249.43.123 (ClassC) |
| 2020-05-26 | 13.227.47.29 (ClassC) |
| 2020-05-26 | 143.204.39.107 (ClassC) |
| 2021-05-12 | 54.230.103.27 (ClassC) |
| 2024-04-14 | 18.155.192.25 (ClassC) |
| 2024-09-09 | 204.246.191.105 (ClassC) |
| 2025-02-18 | 3.162.112.25 (ClassC) |
| 2025-05-22 | 3.163.158.97 (ClassC) |
| 2025-08-20 | 3.175.34.75 (ClassC) |
| 2026-02-14 | 3.175.34.3 (ClassC) |
| 2026-02-25 | 3.175.34.20 (ClassC) |
| Date | Domain | IP |
| esb.postsvcs.com | 2024-12-01 | 13.228.186.87 |
| corerm.postsvcs.com | 2024-04-14 | 18.155.192.25 |
| adminrm.postsvcs.com | 2024-11-30 | 204.246.191.78 |