详细英文注册信息如下：
Domain Name: ruanzhi.cn ROID: 20120420s10001s54736901-cn Domain Status: ok Registrant: 吕士国 Registrant Contact Email: lvlvmail@qq.com Sponsoring Registrar: 北京网尊科技有限公司 Name Server: ns1.alidns.com Name Server: ns2.alidns.com Registration Time: 2012-04-20 11:14:23 Expiration Time: 2025-04-20 11:14:23 DNSSEC: unsigned