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Blocks an AI crawler 12%Blocks GPTBot 11%ads.txt 22%Cookie consent banner 20%Ad pixels 23%llms.txt 15%HTTPS homepage 99%DMARC record 65%Blocks an AI crawler 12%Blocks GPTBot 11%ads.txt 22%Cookie consent banner 20%Ad pixels 23%llms.txt 15%HTTPS homepage 99%DMARC record 65%
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JavaScript libraries

lazysizes usage worldwide

lazysizes runs on 1.8% of websites worldwide in our sample (1,240 of 68,167). Market share by country, top sites using it and technologies it is paired with.

1.8%
Share in Global
1,240 / 68,167
2
sites in Tranco top 1K
94 in top 10K
#55,844
median Tranco rank
Tranco
16
frequent companions
jQuery

By market

  1. Global1.8%1,240
  2. United Kingdom2.2%250
  3. Netherlands1.4%114
  4. Italy2.9%209
  5. Spain2.2%94
  6. Japan3.8%472
  7. Latin America3.5%679

Trend

Often used with

  1. jQueryJavaScript libraries70%×2
  2. CloudflareCDN49%
  3. Google Tag ManagerTag managers48%
  4. Google FontsWeb fonts46%×1.7
  5. WordPressCMS44%×2.5
  6. BootstrapCSS frameworks40%×1.6
  7. Google Analytics 4Analytics32%×1.7
  8. Font AwesomeWeb fonts29%×1.9
  9. core-jsJavaScript libraries27%×2.5
  10. Yoast SEOCMS24%×2.7

Top sites using lazysizes All 1,240 sites

TrancoSiteAlso usesHosting
656box.comAcquiaAdobe AnalyticsAdobe TargetBrightcoveCloudflareCloudflare Bot ManagementGoogle Cloud
949repubblica.itAmazon CloudFrontGoogle Marketing Platform (DV360/CM360)Google Cloud CDN / GFEiubendaSwiperAmazon Web Services
1,260ixl.comCloudflareCloudflare Bot Managementcore-jsGoogle Tag ManagerJavaGoogle reCAPTCHACloudflare
1,430jutarnji.hrBootstrapMicrosoft ClarityCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsDidomiCloudflare
1,455luxuretv.comCloudflareCloudflare Bot ManagementCloudflare Web AnalyticsjQuery 1.4.3MatomoPHP 5.4.45Cloudflare
1,498sxyprn.comCloudflareCloudflare Bot ManagementPHPGoogle reCAPTCHAIAB TCF v2 APIUniversal Analytics (legacy)Cloudflare
1,541aajtak.inAkamaiAmazon Publisher ServicesChartbeatMicrosoft ClarityComscoreGoogle Marketing Platform (DV360/CM360)Akamai
1,612colliderporn.comnginx 1.18.0Advancedhosters As Dataweb G...
1,627happy-porn.comnginx 1.30.0Advancedhosters As Dataweb G...
1,712pornobrasil.comCloudflarecore-jsFont AwesomejQueryjQuery MigrateUniversal Analytics (legacy)Cloudflare
1,760xxxpostpic.orgBootstrap 4.5.0CloudflareGutenberg blocksWordPress 7.1.4Yoast SEOCloudflare
1,765pornoborshch.comnginxLeaseweb
1,769sexmupxinh.netcdnjsCloudflareCloudflare Bot ManagementGoogle Analytics 4Google FontsjQuery 3.4.1Cloudflare
1,883espn.com.veBootstrapAmazon CloudFrontNew RelicPrebid.jsMagnite (Rubicon)VarnishAmazon Web Services
1,887botinok.pornnginx 1.18.0Advancedhosters As Dataweb G...
2,277ogury.ioCloudflareCloudflare Bot Managementcore-jsFoundationGoogle Tag ManagerGutenberg blocksGandi As Gandi Sas
2,425usc.eduAdobe FontsCookieYesDrupalGoogle FontsGSAPGoogle Tag ManagerFastly
2,502canonical.comGoogle Tag Managernginx 1.14.0Canonical As Canonical Group...
2,530ford.comAdobe Experience ManagerAkamai Bot ManagerAkamaifluctOneTrustFordsrl As Ford Motor Comp...
2,681rt.comGoogle Analytics 4jQuery 1.11.2MatomoYandex MetricaDDoS-Guard
2,909podbean.comMicrosoft Advertising UETBootstrap 5.1.3cdnjsCloudflareCloudflare Bot ManagementEqualWebCloudflare
3,147mobilityware.comGoogle AdSenseBootstrap 5.1.0Cookiebot (Usercentrics)Google Marketing Platform (DV360/CM360)Google FontsGoogle Publisher Tag (Ad Manager)Youtube Google Ireland Limit...
3,267nobelprize.orgCloudflarecore-jsGoogle Tag ManagerGutenberg blocksjQueryjQuery MigrateCloudflare
3,351snapcraft.ioGoogle Tag ManagerMarketonginx 1.14.0Canonical As Canonical Group...
3,368amplify.comBootstrapAmazon CloudFrontDatadog RUMGoogle Ads (conversion)Google Tag ManagerGutenberg blocksAmazon Web Services

Our crawler: 68,167 sites · Global · updated Nov 13, 2026 · Methodology

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