shell:$ nslookup -timeout=2 -retry=1 'dream4k-candy.cloud' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: dream4k-candy.cloud canonical name = ping-2.ip-update.cn.com. Name: ping-2.ip-update.cn.com Address: 31.57.111.93