CDN Usage Distribution in the Top 1 Million Sites

Distribution for websites using CDN technologies

Technology	Websites	%
Content Delivery Network	529,664	52.97
GStatic Google Static Content	496,646	49.66
AJAX Libraries API	270,135	27.01
CDN JS	180,927	18.09
Facebook CDN	158,541	15.85
BootstrapCDN	154,340	15.43
Cloudflare	136,378	13.64
CloudFront	116,415	11.64
jQuery CDN	90,225	9.02
WordPress Grid	66,011	6.6
OSS CDN	59,381	5.94
jsDelivr	48,502	4.85
Twitter CDN	48,433	4.84
Akamai	35,755	3.58
Amazon S3	20,167	2.02
Vimeo CDN	15,707	1.57
GoDaddy CDN	10,645	1.06
Yahoo Image CDN	10,173	1.02
Microsoft Ajax Content Delivery Network	10,060	1.01
UNPKG	9,680	0.97