详细英文注册信息如下：
Domain Name: yundan.com.cn ROID: 20230716s10011s97298086-cn Domain Status: ok Registrant: 李和芳 Registrant Contact Email: domainpm@west.cn Sponsoring Registrar: 新疆诺云在线网络科技有限公司 Name Server: grapdns1.myhostadmin.net Name Server: grapdns2.myhostadmin.net Registration Time: 2023-07-16 04:20:42 Expiration Time: 2025-07-16 04:20:42 DNSSEC: unsigned