shell:$ nslookup -timeout=2 -retry=1 'perfops.swiftycdn.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
perfops.swiftycdn.net	canonical name = 9429cd6ci418217.g.swiftycdn.net.
Name:	9429cd6ci418217.g.swiftycdn.net
Address: 213.183.34.200