| Date | IP Address |
| 2021-03-02 | 47.246.24.231 (ClassC) |
| 2021-03-02 | 8.45.52.222 (ClassC) |
| 2024-08-11 | 23.46.17.25 (ClassC) |
| 2024-11-20 | 104.70.127.60 (ClassC) |
| 2025-04-12 | 23.46.228.173 (ClassC) |
| 2025-05-02 | 23.46.228.177 (ClassC) |
| 2025-05-13 | 23.216.147.195 (ClassC) |
| Date | Domain | IP |
| 1.test-hl.feishu-pre.cn | 2024-09-02 | 23.46.17.25 |
| 1-tfe.test-hl.feishu-pre.cn | 2024-08-11 | 23.46.17.25 |
| 1.tfe.test-hl.feishu-pre.cn | 2024-09-02 | 23.46.17.4 |