详细英文注册信息如下：
Domain Name: 4cn.com.cn ROID: 20220911s10011s95963297-cn Domain Status: ok Registrant: 单兆民 Registrant Contact Email: 570188905@qq.com Sponsoring Registrar: 成都西维数码科技有限公司 Name Server: jm1.dns.com Name Server: jm2.dns.com Registration Time: 2022-09-11 07:01:10 Expiration Time: 2025-09-11 07:01:10 DNSSEC: unsigned