shell:$ nslookup -timeout=2 -retry=1 'sf-in-f155.1e100.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	sf-in-f155.1e100.net
Address: 74.125.24.155
Name:	sf-in-f155.1e100.net
Address: 2404:6800:4003:c03::9b