shell:$ nslookup -timeout=2 -retry=1 'ns1.carrier.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	ns1.carrier.com
Address: 162.159.0.251
Name:	ns1.carrier.com
Address: 2400:cb00:2049:1::a29f:fb