| Property | Value |
| zhexue@21cn.com | |
| NameServer | NS2.168DNS.COM |
| Created | 2007-03-07 00:00:00 |
| Changed | 2016-09-10 00:00:00 |
| Expires | 2017-03-07 00:00:00 |
| Registrar | XIN NET TECHNOLOGY C |
| Date | IP Address |
| 2024-05-08 | 154.85.60.150 (ClassC) |
| 2025-05-15 | 47.242.162.24 (ClassC) |
| 2026-01-17 | 47.77.197.181 (ClassC) |