shell:$ nslookup -timeout=2 -retry=1 'groups.google.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	groups.google.com
Address: 74.125.197.102
Name:	groups.google.com
Address: 74.125.197.100
Name:	groups.google.com
Address: 74.125.197.113
Name:	groups.google.com
Address: 74.125.197.139
Name:	groups.google.com
Address: 74.125.197.138
Name:	groups.google.com
Address: 74.125.197.101
groups.google.com	canonical name = groups-alv.google.com.
Name:	groups-alv.google.com
Address: 2001:4860:4802:36::177
Name:	groups-alv.google.com
Address: 2001:4860:4802:38::177
Name:	groups-alv.google.com
Address: 2001:4860:4802:32::177
Name:	groups-alv.google.com
Address: 2001:4860:4802:34::177