Domain Name: niuduo.cn ROID: 20130605s10001s64009101-cn Domain Status: clientTransferProhibited Registrant: 上海思长约光学仪器有限公司 Registrant Contact Email: mail@myop.cn Sponsoring Registrar: 厦门易名科技股份有限公司 Name Server: ns4.dns.com Name Server: ns3.dns.com Registration Time: 2013-06-05 00:13:02 Expiration Time: 2025-06-05 00:13:02 DNSSEC: unsigned