| Date | IP Address |
| 2021-09-17 | 104.26.5.10 (ClassC) |
| 2021-09-17 | 172.67.73.39 (ClassC) |
| 2026-01-10 | 34.149.254.165 (ClassC) |
| Date | Domain | IP |
| static.doubtnut.com | 2024-11-20 | 18.161.6.21 |
| api.doubtnut.com | 2026-01-07 | 34.110.201.118 |
| web-api.doubtnut.com | 2024-12-24 | 18.65.229.52 |
| crm.doubtnut.com | 2026-01-10 | 34.149.254.165 |
| amp.doubtnut.com | 2025-06-18 | 172.67.209.5 |
| app.doubtnut.com | 2024-09-02 | 18.161.6.43 |
| uat.doubtnut.com | 2025-06-19 | 104.21.53.51 |
| www.doubtnut.com | 2023-10-30 | 3.163.24.126 |
| tiny.doubtnut.com | 2024-11-09 | 66.220.23.67 |