详细英文注册信息如下：
Domain Name: wjjk.cn ROID: 20241130s10001s63207898-cn Domain Status: ok Registrant: 余皓 Registrant Contact Email: whyuhao@sina.com Sponsoring Registrar: 北京中万网络科技有限责任公司 Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2024-11-30 06:24:35 Expiration Time: 2025-11-30 06:24:35 DNSSEC: unsigned