详细英文注册信息如下：
Domain Name: guitan.com.cn ROID: 20231220s10011s97634336-cn Domain Status: clientTransferProhibited Registrant: 陈义群 Registrant Contact Email: caofang189@outlook.com Sponsoring Registrar: 广东时代互联科技有限公司 Name Server: now2.dns.com Name Server: now1.dns.com Registration Time: 2023-12-20 08:10:24 Expiration Time: 2024-12-20 08:10:24 DNSSEC: unsigned