| Date | IP Address |
| 2022-01-05 | 54.229.124.9 (ClassC) |
| 2024-06-03 | 34.254.15.190 (ClassC) |
| 2024-08-31 | 34.252.223.238 (ClassC) |
| 2024-09-14 | 54.72.150.63 (ClassC) |
| 2024-09-21 | 63.32.241.10 (ClassC) |
| 2024-10-02 | 18.202.2.167 (ClassC) |
| 2024-12-18 | 63.34.240.115 (ClassC) |
| 2025-01-23 | 52.213.164.57 (ClassC) |
| 2025-03-26 | 54.72.240.80 (ClassC) |
| 2025-07-03 | 34.250.156.242 (ClassC) |
| 2025-07-08 | 54.229.227.25 (ClassC) |
| 2025-09-01 | 52.19.27.57 (ClassC) |
| 2025-09-22 | 52.48.234.220 (ClassC) |
| 2025-12-21 | 34.247.100.109 (ClassC) |
| 2026-01-20 | 54.154.168.33 (ClassC) |
| Date | Domain | IP |
| api-doc.4books.com | 2024-09-21 | 52.211.226.161 |
| staging.4books.com | 2024-06-03 | 34.254.15.190 |
| api-doc-editor.4books.com | 2024-09-21 | 63.32.241.10 |
| features.4books.com | 2024-09-21 | 63.32.241.10 |
| cms.4books.com | 2024-02-21 | 204.246.191.122 |
| rest.4books.com | 2024-10-10 | 34.255.203.37 |
| api-test.4books.com | 2024-09-21 | 52.48.76.13 |
| www.4books.com | 2025-12-20 | 172.67.71.57 |
| academy.4books.com | 2025-11-27 | 104.18.42.139 |