详细英文注册信息如下：
Domain Name: pvdb.cn ROID: 20210428s10001s35787715-cn Domain Status: ok Registrant: 王文刚 Registrant Contact Email: wangwengang333@hotmail.com Sponsoring Registrar: 广州云讯信息科技有限公司 Name Server: austin.ns.cloudflare.com Name Server: jo.ns.cloudflare.com Registration Time: 2021-04-28 11:51:11 Expiration Time: 2025-04-28 11:51:11 DNSSEC: unsigned