详细英文注册信息如下：
Domain Name: 4451.cn ROID: 20090714s10001s47236770-cn Domain Status: clientTransferProhibited Registrant: 刘春凤 Registrant Contact Email: meishu365@qq.com Sponsoring Registrar: 浙江贰贰网络有限公司 Name Server: dns1.hichina.com Name Server: dns2.hichina.com Registration Time: 2009-07-14 04:19:02 Expiration Time: 2025-07-14 04:19:02 DNSSEC: unsigned