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

Non-authoritative answer:
viewpoints.fb.com	canonical name = d1y74ldnuuka58.cloudfront.net.
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.8
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.97
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.74
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.36
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:8e00:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:8600:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:6e00:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:5400:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:600:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:3200:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:0:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24f7:4a00:12:9dcd:9700:93a1