shell:$ nslookup -timeout=2 -retry=1 'es.foursquare.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
es.foursquare.com	canonical name = j.sni.global.fastly.net.
Name:	j.sni.global.fastly.net
Address: 151.101.2.132
Name:	j.sni.global.fastly.net
Address: 151.101.194.132
Name:	j.sni.global.fastly.net
Address: 151.101.66.132
Name:	j.sni.global.fastly.net
Address: 151.101.130.132