详细英文注册信息如下：
Domain Name: kuotai.cn ROID: 20090708s10001s10558120-cn Domain Status: ok Registrant: 蔡宗海 Registrant Contact Email: 420334486@qq.com Sponsoring Registrar: 阿里巴巴云计算（北京）有限公司 Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2009-07-08 04:17:45 Expiration Time: 2025-07-08 04:17:45 DNSSEC: unsigned