| Date | IP Address |
| 2023-08-15 | 18.213.230.59 (ClassC) |
| 2023-11-13 | 54.204.11.130 (ClassC) |
| 2024-04-08 | 52.3.165.54 (ClassC) |
| 2024-07-21 | 52.202.226.122 (ClassC) |
| 2024-08-21 | 3.225.85.110 (ClassC) |
| 2024-10-28 | 54.156.173.214 (ClassC) |
| 2024-11-25 | 34.197.16.87 (ClassC) |
| 2024-12-09 | 34.197.230.191 (ClassC) |
| 2025-03-26 | 44.213.170.187 (ClassC) |
| 2025-04-11 | 34.195.70.248 (ClassC) |
| Date | Domain | IP |
| content.teachingtextbooksapp.com | 2024-05-21 | 3.163.24.93 |
| www.teachingtextbooksapp.com | 2024-11-25 | 54.91.24.23 |