| Property | Value |
| web-yc@21cn.com | |
| NameServer | NS16.XINCACHE.COM |
| Created | 2011-04-06 00:00:00 |
| Changed | 2016-09-04 00:00:00 |
| Expires | 2019-04-06 00:00:00 |
| Registrar | XIN NET TECHNOLOGY C |
| Date | IP Address |
| 2024-04-29 | 38.12.26.117 (ClassC) |
| 2024-09-18 | 38.12.94.196 (ClassC) |
| 2025-02-06 | 172.247.163.69 (ClassC) |