| Date | IP Address |
| 2021-06-21 | 172.232.14.233 (ClassC) |
| 2021-07-24 | 92.123.189.114 (ClassC) |
| 2022-03-17 | 23.62.35.17 (ClassC) |
| 2022-06-14 | 23.38.191.24 (ClassC) |
| 2022-06-29 | 184.26.95.139 (ClassC) |
| 2023-02-02 | 18.238.4.4 (ClassC) |
| 2023-02-09 | 99.84.108.52 (ClassC) |
| 2023-06-02 | 18.65.39.51 (ClassC) |
| 2023-10-30 | 3.163.24.126 (ClassC) |
| 2024-08-10 | 99.84.66.102 (ClassC) |
| 2024-08-15 | 18.161.6.121 (ClassC) |
| 2024-10-04 | 18.161.6.20 (ClassC) |
| 2024-11-09 | 3.163.24.26 (ClassC) |
| 2024-11-24 | 3.163.165.48 (ClassC) |
| 2024-12-26 | 3.163.165.6 (ClassC) |
| 2025-04-20 | 3.163.24.7 (ClassC) |
| 2025-05-20 | 99.84.66.4 (ClassC) |
| 2025-09-26 | 52.85.129.115 (ClassC) |
| 2025-10-19 | 3.169.173.50 (ClassC) |
| 2026-01-03 | 3.169.173.37 (ClassC) |
| 2026-01-07 | 3.169.173.116 (ClassC) |
| 2026-01-13 | 3.169.173.107 (ClassC) |
| Date | Domain | IP |
| static.doubtnut.com | 2024-11-20 | 18.161.6.21 |
| api.doubtnut.com | 2026-01-11 | 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 |