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11,322 sitesUnited Kingdom8 topics
Web statistics in the UK
How UK websites handle HTTPS, email security, robots.txt, AI crawlers, SEO and more in 2026 — measured on 11,322 sites.
CMS & buildersContent management systems and website builders.34%CMS17%Website builderWeb fontsThe most used Google Fonts and font services.30%Google Fonts39%Preconnect hintsFrameworks & librariesJavaScript frameworks, CSS frameworks and libraries.19%JS framework45%CSS frameworkPage weightHTML size, scripts, third parties and image formats of homepages.49%Lazy-loaded images24%WebP/AVIF imagesSEO basicsTitles, descriptions, H1, canonical, lang and other on-page basics of homepages.64%Title 31–70 characters83%Meta descriptionAccessibility signalsLanguage, viewport, headings and overlays — basic accessibility signals.92%lang attribute94%Mobile viewportHTTPS & certificatesHTTPS adoption, redirects, TLS versions and certificate authorities.99%HTTPS homepage89%HTTP → HTTPS redirectSocial linksWhich social networks popular websites link to.64%Links to social networks44%Open Graph
Our crawler: 11,322 sites · United Kingdom · updated 13 Nov 2026 · Methodology
Markets
Markets compared
The same checks on popular sites in seven markets.
| Metric | United Kingdom | Global | Netherlands | Italy | Spain | Japan | Latin America |
|---|---|---|---|---|---|---|---|
| CMS | 34% | 30% | 33% | 45% | 42% | 31% | 37% |
| Website builder | 17% | 14% | 15% | 26% | 23% | 18% | 25% |
| CSS framework | 45% | 37% | 45% | 51% | 50% | 14% | 46% |
| Google Fonts | 30% | 19% | 26% | 33% | 30% | 34% | 36% |
| WebP/AVIF images | 24% | 24% | 23% | 26% | 25% | 18% | 31% |
| Lazy-loaded images | 49% | 46% | 49% | 51% | 53% | 30% | 51% |
| Mobile viewport | 94% | 91% | 94% | 94% | 94% | 85% | 93% |
| Open Graph | 44% | 50% | 41% | 47% | 45% | 59% | 48% |