shell:$ nslookup -timeout=2 -retry=1 'ns-609.awsdns-12.net' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: ns-609.awsdns-12.net Address: 205.251.194.97 Name: ns-609.awsdns-12.net Address: 2600:9000:5302:6100::1