| Property | Value |
| Organization | 教育部对外汉语教学发展中心（国家汉办）（孔子学院总部 |
| gulei@hanban.org | |
| NameServer | ns2.chinese.cn |
| Date | IP Address |
| 2014-04-30 | 202.55.23.168 (ClassC) |
| 2015-03-07 | 128.177.96.89 (ClassC) |
| 2016-10-25 | 23.63.226.233 (ClassC) |
| 2017-01-02 | 23.63.226.232 (ClassC) |
| 2017-08-13 | 2.22.22.160 (ClassC) |
| 2018-04-27 | 209.133.57.11 (ClassC) |
| 2018-04-27 | 209.133.57.50 (ClassC) |
| 2024-06-03 | 8.48.85.231 (ClassC) |
| 2024-06-21 | 47.246.20.137 (ClassC) |
| 2024-08-20 | 47.246.22.216 (ClassC) |
| 2025-01-27 | 163.181.66.231 (ClassC) |
| 2025-03-05 | 47.246.23.238 (ClassC) |
| 2025-04-10 | 8.25.82.208 (ClassC) |
| 2025-04-15 | 8.48.85.246 (ClassC) |
| 2025-06-16 | 163.181.66.204 (ClassC) |
| 2025-06-22 | 47.246.20.177 (ClassC) |
| 2025-09-07 | 8.25.82.200 (ClassC) |
| 2025-10-13 | 47.246.22.197 (ClassC) |
| 2025-12-23 | 155.102.130.190 (ClassC) |
| 2025-12-27 | 8.45.176.181 (ClassC) |
| 2026-01-30 | 43.174.224.254 (ClassC) |