shell:$ nslookup -timeout=2 -retry=1 'ydtour18.com'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
Name: ydtour18.com
Address: 172.67.132.253
Name: ydtour18.com
Address: 104.21.5.52
Name: ydtour18.com
Address: 2606:4700:3033::ac43:84fd
Name: ydtour18.com
Address: 2606:4700:3034::6815:534
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