| Date | IP Address |
| 2024-08-04 | 42.81.219.30 (ClassC) |
| 2025-07-17 | 116.205.67.98 (ClassC) |
| 2026-02-22 | 116.205.73.249 (ClassC) |
| Date | Domain | IP |
| www.fjbu.kcsz.ulearning.cn | 2025-11-06 | 116.205.67.98 |
| hnmu.kcsz.ulearning.cn | 2025-07-17 | 116.205.67.98 |
| ahstu.kcsz.ulearning.cn | 2025-06-10 | 116.205.67.98 |