o2i.cn domain lookup results from whois.cnnic.net.cn server: Domain Name: o2i.cn ROID: 20131102s10001s67854414-cn Domain Status: ok Registrant: 张积铖 Registrant Contact Email: zjc0598@163.com Sponsoring Registrar: 阿里云计算有限公司(万网) Name Server: dns13.hichina.com Name Server: dns14.hichina.com Registration Time: 2013-11-02 09:52:21 Expiration Time: 2025-11-02 09:52:21 DNSSEC: unsigned