shell:$ nslookup -timeout=2 -retry=1 'server-54-192-159-133.nbo50.r.cloudfront.net' Server: 127.0.0.53 Address: 127.0.0.53#53 Non-authoritative answer: Name: server-54-192-159-133.nbo50.r.cloudfront.net Address: 54.192.159.133