详细英文注册信息如下：
Domain Name: 51657.cn ROID: 20241020s10001s61605537-cn Domain Status: ok Registrant: 何海贤 Registrant Contact Email: alw6263@163.com Sponsoring Registrar: 北京资海科技有限责任公司 Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2024-10-20 04:03:33 Expiration Time: 2025-10-20 04:03:33 DNSSEC: unsigned