详细英文注册信息如下：
Domain Name: 8420.com.cn ROID: 20131216s10011s83541849-cn Domain Status: clientTransferProhibited Registrant: 张奋斗 Registrant Contact Email: fendou@yeah.net Sponsoring Registrar: DOMAIN NAME NETWORK PTY LTD Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2013-12-16 04:02:27 Expiration Time: 2024-12-16 04:02:27 DNSSEC: unsigned