| Date | IP Address |
| 2021-09-21 | 104.93.21.153 (ClassC) |
| 2022-01-23 | 172.232.13.49 (ClassC) |
| 2022-04-22 | 104.96.200.226 (ClassC) |
| 2022-07-14 | 184.30.42.145 (ClassC) |
| 2024-06-21 | 23.215.11.230 (ClassC) |
| 2024-07-08 | 23.41.4.85 (ClassC) |
| 2024-10-04 | 23.41.4.77 (ClassC) |
| 2024-12-22 | 23.41.4.74 (ClassC) |
| 2025-02-23 | 23.41.4.78 (ClassC) |
| 2025-04-17 | 23.41.4.80 (ClassC) |
| 2025-05-30 | 104.103.69.113 (ClassC) |
| Date | Domain | IP |
| oauth.hub4postnet.com | 2024-11-24 | 23.41.4.74 |
| api.hub4postnet.com | 2024-07-08 | 23.41.4.85 |
| oauth.demo.hub4postnet.com | 2024-11-24 | 23.41.4.74 |
| api.demo.hub4postnet.com | 2024-07-24 | 23.41.4.89 |
| www.demo.hub4postnet.com | 2024-10-09 | 23.41.4.77 |
| www.hub4postnet.com | 2024-10-04 | 23.203.134.230 |