shell:$ nslookup -timeout=2 -retry=1 'ns1.digitalocean.com' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: Name: ns1.digitalocean.com Address: 172.64.52.210 Name: ns1.digitalocean.com Address: 2606:4700:52::ac40:34d2