| Date | IP Address |
| 2023-08-27 | 120.27.17.167 (ClassC) |
| 2025-01-02 | 52.81.168.247 (ClassC) |
| Date | Domain | IP |
| linktrace.idp.cn | 2024-12-28 | 47.100.136.223 |
| course.idp.cn | 2024-03-26 | 118.193.97.133 |
| ask.idp.cn | 2024-07-22 | 118.193.97.198 |
| www.idp.cn | 2024-10-25 | 118.193.97.130 |