shell:$ nslookup -timeout=2 -retry=1 'www.blackberry.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.blackberry.net	canonical name = www2.blackberry.com.
www2.blackberry.com	canonical name = www2.blackberry.dyn.blackberry.net.
Name:	www2.blackberry.dyn.blackberry.net
Address: 74.82.72.235