详细英文注册信息如下：
Domain Name: training.cn ROID: 20030312s10001s00045655-cn Domain Status: clientDeleteProhibited Domain Status: clientTransferProhibited Registrant: 赛尔网络有限公司 Registrant Contact Email: liyue@cernet.com Sponsoring Registrar: 赛尔网络有限公司 Name Server: dns1.resource.edu.cn Name Server: dns2.resource.edu.cn Registration Time: 2003-03-17 12:20:05 Expiration Time: 2025-03-17 12:48:36 DNSSEC: unsigned