| Property | Value |
| domainmanage@21cn.com | |
| NameServer | CDNNS4.21CN.COM |
| Created | 1999-02-08 00:00:00 |
| Changed | 2013-10-25 00:00:00 |
| Expires | 2022-02-08 00:00:00 |
| Registrar | 35 TECHNOLOGY CO., L |
| Date | IP Address |
| 2015-04-01 | 122.226.183.225 (ClassC) |
| 2015-05-06 | 116.10.187.213 (ClassC) |
| 2015-06-04 | 112.67.255.175 (ClassC) |
| 2015-09-28 | 14.152.91.101 (ClassC) |
| 2018-09-02 | 163.171.128.148 (ClassC) |
| 2025-02-27 | 14.116.192.252 (ClassC) |
| 2026-01-30 | 14.18.89.106 (ClassC) |
| Date | Domain | IP |
| dnsdiy2.21cn.net | 2026-01-04 | 14.116.192.252 |
| mail.21cn.net | 2015-05-06 | 116.10.187.213 |
| www.21cn.net | 2025-11-28 | 14.116.220.229 |