详细英文注册信息如下：
Domain Name: duikua.cn ROID: 20241105s10001s61889453-cn Domain Status: ok Registrant: 谭必龙 Registrant Contact Email: 468553751@qq.com Sponsoring Registrar: 北京网尊科技有限公司 Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2024-11-05 10:13:48 Expiration Time: 2025-11-05 10:13:48 DNSSEC: unsigned