详细英文注册信息如下：
Domain Name: 457300.cn ROID: 20191130s10001s19906123-cn Domain Status: clientTransferProhibited Registrant: 蔡涛 Registrant Contact Email: itxiaoke@126.com Sponsoring Registrar: 浙江贰贰网络有限公司 Name Server: pk3.22.cn Name Server: pk4.22.cn Registration Time: 2019-11-30 02:08:59 Expiration Time: 2024-11-30 02:08:59 DNSSEC: unsigned