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Whois详细查询结果:
Domain Name: duolingotest.cn ROID: 20200420s10001s28670371-cn Domain Status: clientDeleteProhibited Registrant: 北京多邻国科技有限公司 Registrant Contact Email: peng@duolingo.com Sponsoring Registrar: 阿里巴巴云计算（北京）有限公司 Name Server: dns13.hichina.com Name Server: dns14.hichina.com Registration Time: 2020-04-20 19:24:56 Expiration Time: 2031-04-20 19:24:56 DNSSEC: unsigned
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