shell:$ nslookup -timeout=2 -retry=1 'omgid.qq.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: omgid.qq.com canonical name = ins-xmnebaut.ias.tencent-cloud.net. Name: ins-xmnebaut.ias.tencent-cloud.net Address: 119.147.6.188