shell:$ nslookup -timeout=2 -retry=1 'alt6-mtalk.google.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
alt6-mtalk.google.com	canonical name = alt6.mobile-gtalk4.l.google.com.
Name:	alt6.mobile-gtalk4.l.google.com
Address: 172.253.116.188