u23.cn domain lookup results from whois.cnnic.net.cn server: Domain Name: u23.cn ROID: 20210106s10001s33977803-cn Domain Status: ok Registrant: 张飞翔 Registrant Contact Email: sdxo@163.com Sponsoring Registrar: 成都西维数码科技有限公司 Name Server: ns4.myhostadmin.net Name Server: ns1.myhostadmin.net Name Server: ns2.myhostadmin.net Name Server: ns3.myhostadmin.net Name Server: ns5.myhostadmin.net Name Server: ns6.myhostadmin.net Registration Time: 2021-01-06 15:17:24 Expiration Time: 2026-01-06 15:17:24 DNSSEC: unsigned