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: 18.64.183.97
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.74
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.8
Name:	d1y74ldnuuka58.cloudfront.net
Address: 18.64.183.36
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:e200:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:a000:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:7c00:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:6c00:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:1600:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:3800:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:2000:12:9dcd:9700:93a1
Name:	d1y74ldnuuka58.cloudfront.net
Address: 2600:9000:24d1:9400:12:9dcd:9700:93a1