shell:$ nslookup -timeout=2 -retry=1 'www.sunnet.sunlife.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
www.sunnet.sunlife.com	canonical name = www.sunnet.sunlife.com.edgekey.net.
www.sunnet.sunlife.com.edgekey.net	canonical name = e337651.b.akamaiedge.net.
Name:	e337651.b.akamaiedge.net
Address: 23.199.54.239
Name:	e337651.b.akamaiedge.net
Address: 23.199.54.243