| 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 |
| 2014-06-11 | 202.55.23.168 (ClassC) |
| 2015-03-17 | 2.21.243.75 (ClassC) |
| 2024-03-26 | 47.246.22.220 (ClassC) |
| 2024-07-19 | 47.246.24.228 (ClassC) |
| 2024-10-02 | 47.246.22.216 (ClassC) |
| 2025-01-26 | 8.25.82.208 (ClassC) |
| 2025-03-16 | 163.181.66.231 (ClassC) |
| 2025-07-09 | 8.25.82.200 (ClassC) |
| 2025-08-28 | 8.45.176.181 (ClassC) |
| 2025-09-07 | 163.181.246.236 (ClassC) |
| 2025-09-16 | 163.181.60.199 (ClassC) |
| 2025-10-12 | 47.246.22.200 (ClassC) |
| 2025-12-23 | 155.102.55.43 (ClassC) |
| 2025-12-28 | 163.181.60.223 (ClassC) |
| 2026-02-15 | 43.174.224.254 (ClassC) |