shell:$ nslookup -timeout=2 -retry=1 'developer.cisco.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
developer.cisco.com	canonical name = developer.devnetcloud.com.
Name:	developer.devnetcloud.com
Address: 18.238.25.103
Name:	developer.devnetcloud.com
Address: 18.238.25.81
Name:	developer.devnetcloud.com
Address: 18.238.25.67
Name:	developer.devnetcloud.com
Address: 18.238.25.10