详细英文注册信息如下：
Domain Name: smmn.com.cn ROID: 20230821s10011s97397489-cn Domain Status: ok Registrant: 陈文 Registrant Contact Email: q586x49j7ao67@21cn.com Sponsoring Registrar: 上海美橙科技信息发展有限公司 Name Server: tom.ns.cloudflare.com Name Server: cloe.ns.cloudflare.com Registration Time: 2023-08-21 04:07:08 Expiration Time: 2025-08-21 04:07:08 DNSSEC: unsigned