| Date | IP Address |
| 2021-11-13 | 119.167.217.62 (ClassC) |
| 2025-03-30 | 123.6.40.124 (ClassC) |
| 2025-04-09 | 211.91.65.232 (ClassC) |
| 2025-04-18 | 175.43.192.134 (ClassC) |
| 2025-04-26 | 119.188.209.185 (ClassC) |
| 2025-04-29 | 101.72.254.91 (ClassC) |
| 2025-07-01 | 59.83.212.226 (ClassC) |
| 2026-02-18 | 58.144.125.112 (ClassC) |
| Date | Domain | IP |
| dhqp.yunban.com | 2025-03-30 | 123.6.40.124 |
| campus.yunban.com | 2024-04-12 | 14.205.47.136 |
| cet.yunban.com | 2023-07-23 | 61.243.158.136 |