详细英文注册信息如下：
Domain Name: kahan.com.cn ROID: 20240911s10011s98569818-cn Domain Status: ok Registrant: 刘松 Registrant Contact Email: krtisba5824@163.com Sponsoring Registrar: 郑州世纪创联电子科技开发有限公司 Name Server: dm2.dns.com Name Server: dm1.dns.com Registration Time: 2024-09-11 03:35:47 Expiration Time: 2025-09-11 03:35:47 DNSSEC: unsigned