详细英文注册信息如下：
Domain Name: rongcong.cn ROID: 20230729s10001s53476965-cn Domain Status: clientDeleteProhibited Domain Status: clientTransferProhibited Registrant: 马贺飞 Registrant Contact Email: 3525361565@qq.com Sponsoring Registrar: 北京光速连通科贸有限公司 Name Server: rex.ns.cloudflare.com Name Server: elma.ns.cloudflare.com Registration Time: 2023-07-29 05:40:53 Expiration Time: 2025-07-29 05:40:53 DNSSEC: unsigned