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

Non-authoritative answer:
Name:	cdn.groupme.com
Address: 3.167.138.100
Name:	cdn.groupme.com
Address: 3.167.138.113
Name:	cdn.groupme.com
Address: 3.167.138.3
Name:	cdn.groupme.com
Address: 3.167.138.114