详细英文注册信息如下：
Domain Name: mainlandcycle.com.cn ROID: 20231219s10011s97632492-cn Domain Status: clientTransferProhibited Registrant: 郝宝东 Registrant Contact Email: 8722571@gmail.com Sponsoring Registrar: 广东金万邦科技投资有限公司 Name Server: henrik.ns.cloudflare.com Name Server: ashley.ns.cloudflare.com Registration Time: 2023-12-19 04:05:04 Expiration Time: 2024-12-19 04:05:04 DNSSEC: unsigned