详细英文注册信息如下：
Domain Name: pwkj.cn ROID: 20240512s10001s57347238-cn Domain Status: ok Registrant: 余皓 Registrant Contact Email: whyuhao@sina.com Sponsoring Registrar: 杭州云集通信科技有限公司 Name Server: pk3.22.cn Name Server: pk4.22.cn Registration Time: 2024-05-12 04:05:01 Expiration Time: 2025-05-12 04:05:01 DNSSEC: unsigned