域名 6440.cn whois 查询成功↓↓点击直接访问 6440.cn↓↓ Domain Name: 6440.cn ROID: 20070809s10001s48214747-cn Domain Status: ok Registrant: 张国兵 Registrant Contact Email: [email protected] Sponsoring Registrar: 阿里云计算有限公司(万网) Name Server: pk3.22.cn Name Server: pk4.22.cn Registration Time: 2007-08-09 04:30:47 Expiration Time: 2025-08-09 04:30:47 DNSSEC: unsigned 6440.cn