| Date | IP Address |
| 2020-06-20 | 13.249.135.20 (ClassC) |
| 2022-04-22 | 13.33.160.88 (ClassC) |
| 2024-11-25 | 3.161.193.3 (ClassC) |
| 2024-11-25 | 3.161.193.72 (ClassC) |
| 2025-01-09 | 18.161.6.30 (ClassC) |
| 2025-01-30 | 99.86.38.94 (ClassC) |
| 2025-02-10 | 13.225.63.25 (ClassC) |
| 2025-02-11 | 99.86.38.7 (ClassC) |
| 2025-03-03 | 18.161.6.102 (ClassC) |
| 2025-05-18 | 99.86.38.11 (ClassC) |
| 2025-05-21 | 99.86.38.126 (ClassC) |
| 2025-06-25 | 3.175.34.60 (ClassC) |
| 2025-09-11 | 3.175.34.50 (ClassC) |
| 2026-01-16 | 3.175.34.89 (ClassC) |
| Date | Domain | IP |
| api.duoreading.io | 2024-09-16 | 204.246.191.14 |
| app.duoreading.io | 2025-01-30 | 18.161.6.71 |