详细英文注册信息如下：
Domain Name: keihan.cn ROID: 20240913s10001s60954784-cn Domain Status: ok Registrant: 郭惠岳 Registrant Contact Email: sktskt8868@163.com Sponsoring Registrar: 北京中域智科国际网络技术有限公司 Name Server: dm2.dns.com Name Server: dm1.dns.com Registration Time: 2024-09-13 04:04:04 Expiration Time: 2025-09-13 04:04:04 DNSSEC: unsigned