| 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 |
| 2013-09-10 | 66.102.246.193 (ClassC) |
| 2014-05-24 | 202.55.23.168 (ClassC) |
| 2015-02-23 | 220.181.161.198 (ClassC) |
| 2015-02-27 | 77.67.86.33 (ClassC) |
| 2015-03-03 | 165.254.207.75 (ClassC) |
| 2015-06-24 | 63.85.36.72 (ClassC) |
| 2015-09-02 | 220.181.160.189 (ClassC) |
| 2015-11-19 | 63.85.36.9 (ClassC) |
| 2016-03-03 | 204.237.161.10 (ClassC) |
| 2016-03-03 | 204.237.161.40 (ClassC) |
| 2016-12-30 | 66.198.26.33 (ClassC) |
| 2023-08-13 | 163.181.66.210 (ClassC) |
| 2024-03-31 | 47.246.20.241 (ClassC) |
| 2024-07-10 | 8.25.82.208 (ClassC) |
| 2024-07-31 | 163.181.145.207 (ClassC) |
| 2024-08-20 | 47.246.20.137 (ClassC) |
| 2024-09-12 | 47.246.22.216 (ClassC) |
| 2024-09-30 | 8.45.176.181 (ClassC) |
| 2025-03-12 | 47.246.23.238 (ClassC) |
| 2025-03-17 | 47.246.22.220 (ClassC) |
| 2025-04-13 | 47.246.23.192 (ClassC) |
| 2025-05-08 | 8.45.52.185 (ClassC) |
| 2025-07-05 | 163.181.60.199 (ClassC) |
| 2025-08-04 | 8.48.85.246 (ClassC) |
| 2025-08-12 | 47.246.20.177 (ClassC) |