| Date | IP Address |
| 2016-05-31 | 8.5.1.49 (ClassC) |
| 2017-09-23 | 69.64.146.192 (ClassC) |
| 2023-08-26 | 52.210.2.117 (ClassC) |
| 2023-10-08 | 18.203.191.68 (ClassC) |
| 2024-12-25 | 104.26.4.7 (ClassC) |
| 2025-01-03 | 172.67.71.57 (ClassC) |
| 2025-01-07 | 104.26.5.7 (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 | 2024-08-31 | 104.26.5.7 |