Domain Name: koupin.com.cn ROID: 20160914s10011s86940111-cn Domain Status: ok Registrant: 闫加春 Registrant Contact Email: 4826193@qq.com Sponsoring Registrar: 阿里云计算有限公司（万网） Name Server: dns4.hichina.com Name Server: dns3.hichina.com Registration Time: 2016-09-14 04:06:58 Expiration Time: 2026-09-14 04:06:58 DNSSEC: unsigned