| Date | IP Address |
| 2021-09-04 | 163.171.197.79 (ClassC) |
| 2025-10-22 | 38.109.251.135 (ClassC) |
| 2025-11-29 | 157.185.175.105 (ClassC) |
| Date | Domain | IP |
| qn202113040.stu.teacher.com.cn | 2025-10-20 | 157.185.175.105 |
| pr202112002.stu.teacher.com.cn | 2025-10-22 | 38.109.251.135 |
| qn201937062.stu.teacher.com.cn | 2025-09-05 | 157.185.175.105 |
| cn202135014.stu.teacher.com.cn | 2025-09-05 | 157.185.175.105 |
| qn202137038.stu.teacher.com.cn | 2025-09-05 | 157.185.175.105 |
| www.teacher.com.cn | 2025-09-05 | 59.110.247.243 |