| Date | IP Address |
| 2023-02-17 | 8.48.85.207 (ClassC) |
| 2023-02-17 | 8.48.85.209 (ClassC) |
| 2023-02-17 | 8.48.85.210 (ClassC) |
| 2024-02-08 | 163.181.66.108 (ClassC) |
| 2024-02-20 | 8.25.82.93 (ClassC) |
| 2024-02-20 | 8.25.82.96 (ClassC) |
| 2024-08-27 | 47.246.23.228 (ClassC) |
| 2024-10-05 | 8.25.82.164 (ClassC) |
| 2025-01-13 | 47.246.23.233 (ClassC) |
| 2025-02-22 | 47.246.23.231 (ClassC) |
| 2025-04-24 | 47.246.23.183 (ClassC) |
| 2025-05-11 | 47.246.23.181 (ClassC) |
| 2025-05-14 | 47.246.23.177 (ClassC) |
| 2025-12-21 | 47.246.23.182 (ClassC) |
| Date | Domain | IP |
| apph5.xueersibook.com | 2025-04-10 | 61.170.81.214 |
| aliyun-source.xueersibook.com | 2024-02-08 | 163.181.66.108 |
| cdn.xueersibook.com | 2024-07-24 | 61.170.80.231 |