| Date | IP Address |
| 2023-08-26 | 52.3.72.242 (ClassC) |
| 2024-05-09 | 52.7.209.29 (ClassC) |
| 2024-06-04 | 34.193.82.98 (ClassC) |
| 2024-06-16 | 18.233.51.15 (ClassC) |
| 2024-07-17 | 54.209.15.159 (ClassC) |
| 2024-08-02 | 44.216.30.235 (ClassC) |
| 2024-09-02 | 54.84.225.49 (ClassC) |
| 2024-09-11 | 52.87.3.251 (ClassC) |
| 2024-09-18 | 44.207.98.1 (ClassC) |
| 2024-10-08 | 34.193.238.99 (ClassC) |
| 2024-10-12 | 3.223.22.152 (ClassC) |
| 2024-11-28 | 52.21.142.68 (ClassC) |
| 2024-12-26 | 54.227.254.122 (ClassC) |
| 2025-01-03 | 3.224.242.164 (ClassC) |
| 2025-01-10 | 18.211.96.108 (ClassC) |
| 2025-02-12 | 3.216.1.211 (ClassC) |
| 2025-03-10 | 52.207.100.74 (ClassC) |
| 2025-04-02 | 54.84.143.205 (ClassC) |
| 2025-04-15 | 34.196.248.32 (ClassC) |
| 2025-04-25 | 34.224.154.67 (ClassC) |
| Date | Domain | IP |
| api.sendpost.io | 2024-05-13 | 52.7.209.29 |
| sp-track.sendpost.io | 2025-03-08 | 54.92.251.90 |
| app.sendpost.io | 2024-05-13 | 3.218.37.255 |
| docs.sendpost.io | 2024-12-26 | 54.83.109.221 |
| www.sendpost.io | 2024-12-26 | 199.60.103.228 |