shell:$ nslookup -timeout=2 -retry=1 'www.tencent.com' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: www.tencent.com canonical name = www.tencent.com.eo.dnse5.com. Name: www.tencent.com.eo.dnse5.com Address: 43.152.182.46