| Date | IP Address |
| 2021-04-26 | 52.16.4.110 (ClassC) |
| 2024-05-25 | 54.220.175.97 (ClassC) |
| 2024-07-06 | 54.246.224.114 (ClassC) |
| 2024-08-23 | 34.247.72.25 (ClassC) |
| 2024-08-30 | 54.194.87.57 (ClassC) |
| 2024-09-10 | 52.30.0.18 (ClassC) |
| 2024-10-08 | 54.154.230.164 (ClassC) |
| 2024-11-25 | 34.248.27.23 (ClassC) |
| 2025-04-30 | 54.74.194.20 (ClassC) |
| 2025-07-12 | 34.250.62.28 (ClassC) |
| 2025-09-03 | 34.252.51.54 (ClassC) |
| 2025-09-23 | 52.210.16.214 (ClassC) |
| 2026-02-13 | 46.137.32.252 (ClassC) |
| Date | Domain | IP |
| nopapi.ribabooks.com | 2024-11-25 | 34.248.27.23 |
| uat.ribabooks.com | 2026-01-17 | 52.208.248.176 |
| www.ribabooks.com | 2024-05-25 | 54.220.175.97 |