详细英文注册信息如下：
Domain Name: ysdf.cn ROID: 20131213s10001s68899007-cn Domain Status: clientTransferProhibited Registrant: 王杰 Registrant Contact Email: wangjiebeijing2018@163.com Sponsoring Registrar: 厦门易名科技股份有限公司 Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2013-12-13 12:44:58 Expiration Time: 2024-12-13 12:44:58 DNSSEC: unsigned