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64% 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 | 45% | 36% | 32% | 31% | 26% | 9.4% | 32% |
| 2 | jsDelivr | 12% | 8.7% | 8.5% | 11% | 9.4% | 15% | 13% |
| 3 | cdnjs | 11% | 9.6% | 7.7% | 11% | 11% | 15% | 15% |
| 4 | Amazon CloudFront | 5.1% | 9.4% | 2.8% | 4.8% | 5.8% | 17% | 9.6% |
| 5 | Azure Front Door / CDN | 3% | 1% | 1.7% | 0.8% | 1.1% | 0.4% | 0.7% |
| 6 | unpkg | 3% | 2.5% | 2.1% | 2.5% | 2.9% | 3.4% | 4.1% |
| 7 | Akamai | 2% | 3.9% | 1.1% | 1.9% | 2.8% | 2% | 2.1% |
| 8 | Google Cloud CDN / GFE | 1.1% | 2.9% | 1.6% | 1.7% | 1.9% | 1.8% | 2.1% |
| 9 | Fastly | 0.5% | 0.9% | 0.2% | 0.4% | 0.5% | 0.1% | 0.4% |
| 10 | Bunny CDN | 0.2% | 0.3% | 0.6% | 0.2% | 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 | 21% | 33% | 45% |
| 2 | Amazon CloudFront | 18% | 14% | 5.1% |
| 3 | Akamai | 14% | 6.6% | 2% |
| 4 | cdnjs | 6.1% | 10% | 11% |
| 5 | Azure Front Door / CDN | 6.1% | 6.4% | 3% |
| 6 | jsDelivr | 4.5% | 11% | 12% |
| 7 | Google Cloud CDN / GFE | 4.5% | 1.4% | 1.1% |
| 8 | unpkg | 0% | 1.7% | 3% |
| 9 | Fastly | 0% | 1.3% | 0.5% |
| 10 | Bunny CDN | 0% | 0.2% | 0.2% |
| Sites measured | 66 | 931 | 11,909 |
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 | 64% | 42% | −21.8 | |
| 1 | Cloudflare | 45% | 32% | −13.3 |
| 2 | cdnjs | 11% | 7.2% | −4 |
| 3 | jsDelivr | 12% | 5.2% | −6.6 |
| 4 | unpkg | 3% | 2.1% | −0.9 |
| 5 | Google Cloud CDN / GFE | 1.1% | 1.8% | +0.7 |
| 6 | Amazon CloudFront | 5.1% | 1.2% | −3.9 |
| 7 | Fastly | 0.5% | 1.1% | +0.6 |
| 8 | Bunny CDN | 0.2% | 0.2% | 0 |
| 9 | Azure Front Door / CDN | 3% | 0.2% | −2.8 |
| 10 | Akamai | 2% | <0.1% | −1.9 |
| Sites measured | 11,909 | 21,114 |
Our crawler: 11,909 sites · United Kingdom · updated 23 Oct 2026 · Methodology