66% of sites13 technologies

CDN in the UK: market share ranking

Content delivery networks in front of the site.

#	Technology	United Kingdom	Global	Netherlands	Italy	Spain	Japan	Latin America
1	Cloudflare	47%	36%	36%	29%	26%	8.4%	32%
2	jsDelivr	15%	8.7%	14%	11%	10%	15%	13%
3	cdnjs	11%	9.4%	7%	11%	11%	15%	15%
4	Amazon CloudFront	5.2%	9.7%	2.7%	5.1%	5.9%	17%	8.8%
5	unpkg	2.8%	2.4%	2.1%	2.3%	3%	3.6%	3.9%
6	Azure Front Door / CDN	2.8%	1%	1.7%	0.7%	1.2%	0.4%	0.7%
7	Akamai	2%	3.9%	1.2%	1.8%	3%	1.9%	2.3%
8	Google Cloud CDN / GFE	1.2%	2.9%	1.6%	1.8%	2%	1.8%	1.9%
9	Fastly	0.6%	0.8%	0.2%	0.3%	0.5%	<0.1%	0.4%
10	Bunny CDN	0.2%	0.3%	0.7%	0.3%	0.3%	<0.1%	0.1%
11	CDN77	0%	<0.1%	0%	<0.1%	0%	0%	<0.1%
12	KeyCDN	0%	<0.1%	0%	0%	0%	0%	0%
13	Gcore	0%	<0.1%	0%	0%	0%	0%	0%

By site popularity

Share of measured sites in each Tranco popularity band that use the technology: the top 1,000, 10,000 and 100,000 sites and the whole top million.

#	Technology	Top 10K	Top 100K	Top 1M
1	Cloudflare	22%	33%	47%
2	Amazon CloudFront	15%	14%	5.2%
3	jsDelivr	6.7%	10%	15%
4	cdnjs	6.7%	9.4%	11%
5	Azure Front Door / CDN	6.7%	6.1%	2.8%
6	Akamai	6.7%	5.8%	2%
7	Google Cloud CDN / GFE	5%	1.8%	1.2%
8	unpkg	1.7%	1.4%	2.8%
9	Fastly	0%	1.2%	0.6%
10	Bunny CDN	0%	0.2%	0.2%
	Sites measured	60	886	11,322

Popular sites vs local business websites

Popular: sites of United Kingdom from the Tranco top million. Local business: websites of companies with 1–20 locations in the country, taken from a business places directory (platforms, marketplaces and aggregators excluded).

#	Technology	Popular sites	Local business	Difference, pp
	Any CDN	66%	42%	−24.1
1	Cloudflare	47%	31%	−16.5
2	cdnjs	11%	7.9%	−3.1
3	jsDelivr	15%	5.8%	−9.2
4	unpkg	2.8%	2.2%	−0.6
5	Google Cloud CDN / GFE	1.2%	1.9%	+0.7
6	Amazon CloudFront	5.2%	1.2%	−4
7	Fastly	0.6%	0.6%	+0.1
8	Bunny CDN	0.2%	0.2%	0
9	Azure Front Door / CDN	2.8%	0.1%	−2.6
10	Akamai	2%	<0.1%	−1.9
	Sites measured	11,322	20,305

Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology