详细英文注册信息如下：
Domain Name: koucao.cn ROID: 20230727s10001s53447611-cn Domain Status: clientTransferProhibited Registrant: 毕彩荣 Registrant Contact Email: z50618225@163.com Sponsoring Registrar: 广东时代互联科技有限公司 Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2023-07-27 04:03:33 Expiration Time: 2025-07-27 04:03:33 DNSSEC: unsigned