shell:$ nslookup -timeout=2 -retry=1 'ns-1217.awsdns-24.org' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: ns-1217.awsdns-24.org Address: 205.251.196.193 Name: ns-1217.awsdns-24.org Address: 2600:9000:5304:c100::1