shell:$ nslookup -timeout=2 -retry=1 'fast.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: fast.com Address: 23.64.251.56 Name: fast.com Address: 2600:1405:d400:18b::24fe Name: fast.com Address: 2600:1405:d400:18c::24fe