详细英文注册信息如下：
Domain Name: huaikuan.cn ROID: 20240626s10001s58793860-cn Domain Status: ok Registrant: 刘莹 Registrant Contact Email: yingshi6678@gmail.com Sponsoring Registrar: 天津追日科技发展有限公司 Name Server: jm1.dns.com Name Server: jm2.dns.com Registration Time: 2024-06-26 04:06:17 Expiration Time: 2025-06-26 04:06:17 DNSSEC: unsigned