shell:$ nslookup -timeout=2 -retry=1 'itotolink.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: itotolink.com Address: 173.239.5.6 Name: itotolink.com Address: 74.206.228.78 Name: itotolink.com Address: 173.239.8.164