详细英文注册信息如下：
Domain Name: chengreng.cn ROID: 20240617s10001s58371151-cn Domain Status: clientDeleteProhibited Domain Status: clientTransferProhibited Registrant: 杭欢 Registrant Contact Email: xx20h5wk@outlook.com Sponsoring Registrar: 包头市特木鲁网络科技有限公司 Name Server: tessa.ns.cloudflare.com Name Server: kaiser.ns.cloudflare.com Registration Time: 2024-06-17 12:32:44 Expiration Time: 2025-06-17 12:32:44 DNSSEC: unsigned