| 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 |
| 2014-04-25 | 202.55.23.168 (ClassC) |
| 2015-03-07 | 128.177.96.97 (ClassC) |
| 2015-03-16 | 173.205.10.72 (ClassC) |
| 2015-11-10 | 104.86.111.8 (ClassC) |
| 2016-06-14 | 184.86.240.186 (ClassC) |
| 2016-07-07 | 63.238.216.65 (ClassC) |
| 2016-08-15 | 23.63.226.233 (ClassC) |
| 2017-01-18 | 104.86.110.104 (ClassC) |
| 2017-01-18 | 104.86.110.130 (ClassC) |
| 2017-07-05 | 219.93.37.89 (ClassC) |
| 2017-11-14 | 65.152.202.32 (ClassC) |
| 2018-11-03 | 104.91.166.35 (ClassC) |
| 2018-11-03 | 104.91.166.74 (ClassC) |
| 2024-02-17 | 47.246.20.170 (ClassC) |
| 2024-04-18 | 47.246.23.221 (ClassC) |
| 2024-06-15 | 47.246.24.228 (ClassC) |
| 2024-07-01 | 47.246.20.137 (ClassC) |
| 2024-07-22 | 8.48.85.246 (ClassC) |
| 2024-08-11 | 163.181.145.207 (ClassC) |
| 2024-09-02 | 8.25.82.208 (ClassC) |
| 2024-10-02 | 47.246.22.216 (ClassC) |
| 2024-11-15 | 8.45.176.181 (ClassC) |
| 2024-12-03 | 47.246.23.238 (ClassC) |
| 2024-12-25 | 163.181.66.231 (ClassC) |