shell:$ nslookup -timeout=2 -retry=1 'www.edx.org'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
www.edx.org	canonical name = d138fcv3w3oi8n.cloudfront.net.
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 13.249.91.18
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 13.249.91.82
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 13.249.91.129
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 13.249.91.56
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:1600:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:7600:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:9c00:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:a400:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:6400:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:9000:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:c200:1d:9071:55c0:93a1
Name:	d138fcv3w3oi8n.cloudfront.net
Address: 2600:9000:21b8:a600:1d:9071:55c0:93a1