shell:$ nslookup -timeout=2 -retry=1 'fr.foursquare.com' Server: 75.98.161.224 Address: 75.98.161.224#53 Non-authoritative answer: fr.foursquare.com canonical name = j.sni.global.fastly.net. Name: j.sni.global.fastly.net Address: 146.75.10.132