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Blocks an AI crawler 10%Blocks GPTBot 9.6%ads.txt 22%Cookie consent banner 19%Ad pixels 23%llms.txt 15%HTTPS homepage 98%DMARC record 64%Blocks an AI crawler 10%Blocks GPTBot 9.6%ads.txt 22%Cookie consent banner 19%Ad pixels 23%llms.txt 15%HTTPS homepage 98%DMARC record 64%
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CSS frameworks

Bootstrap usage worldwide

Bootstrap runs on 25% of websites worldwide in our sample (16,925 of 68,769). Market share by country, top sites using it and technologies it is paired with.

25%
Share in Global
16,925 / 68,769
84
sites in Tranco top 1K
1,260 in top 10K
#55,123
median Tranco rank
Tranco
16
frequent companions
jQuery

By market

  1. Global25%16,925
  2. United Kingdom33%3,876
  3. Netherlands28%2,414
  4. Italy41%3,121
  5. Spain44%1,962
  6. Japan10%1,206
  7. Latin America37%7,485

Trend

Often used with

  1. jQueryJavaScript libraries58%×1.7
  2. Google Tag ManagerTag managers45%
  3. CloudflareCDN36%
  4. Font AwesomeWeb fonts35%×2.2
  5. Google FontsWeb fonts35%
  6. Google Analytics 4Analytics25%
  7. WordPressCMS20%
  8. nginxWeb servers19%
  9. cdnjsCDN19%×2
  10. jsDelivrCDN17%×1.9

Versions

5.3 6573.3 4373.4 2164.6 2015.0 1725.1 1474.3 1445.2 1334.5 1284.1 105

Top sites using Bootstrap All 16,925 sites

TrancoSiteAlso usesHosting
24azure.comAdobe Experience ManagerAkamai Bot ManagerAkamaiAzure Front Door / CDNVidyardMicrosoft Azure
37sharepoint.comAdobe Experience ManagerAzure Front Door / CDNVidyardMicrosoft Azure
70endpoints.newsApache HTTP Server 2.4.68Amazon CloudFrontGoogle Analytics 4Google Tag ManagerjQueryWordPressAmazon Web Services
71myfritz.netDhosting Net
76opera.comGoogle Tag ManagerNo Opera
86ntp.orgApache HTTP ServerMicrosoft ClarityGoogle Analytics 4Google FontsHugo 0.83.1As Sonictelecom
94b-cdn.netBunny CDNBunny FontsCookiebot (Usercentrics)GatsbyGoogle Ads (conversion)MatomoCDN77 / DataCamp
100t.menginx 1.30.1Telegram
120ipify.orgcdnjsAmazon CloudFrontCrazy EggGoogle Analytics 4Google FontsjQuery 3.3.1Cloudflare
137apache.orgApache HTTP ServerFastlyjQueryMatomoVarnishFastly
170paypal.comDatadog RUMGoogle Tag ManagerPayPalTailwind CSSVarnishFastly
176telegram.orgnginx 1.30.1Telegram
203criteo.comcdnjsCookiebot (Usercentrics)core-jsFont AwesomeGSAPGoogle Tag ManagerFastly
208doi.orgCloudflareAmazon CloudFrontFont AwesomeHugo 0.165.0jQuery 3.6.1jsDelivrCloudflare
213bbc.comComscoreNext.jsReactRequireJSVarnishFastly
264who.intcdnjsCloudflareFont AwesomeGoogle FontsGSAPGoogle Tag ManagerCloudflare
273ip-api.comTut As
274ibm.comAdobe Experience Platform TagsAdobe Experience ManagerAkamai Bot ManagerAkamaiMicrosoft ClarityAkamai
290hp.comAdobe AnalyticsAdobe Experience Platform TagsAdobe TargetAdobe Experience ManagerAkamai Bot ManagerAkamaiAmazon Web Services
293telegram.menginx 1.30.1Telegram
295vungle.comCloudflareCloudflare Bot ManagementComplianzcore-jsGoogle Ads (conversion)Google Tag ManagerCloudflare
300skyhigh.cloudcdnjsCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)core-jsFont AwesomeAmazon Web Services
305pubmatic.comcdnjsAmazon CloudFrontGoogle Analytics 4Google Ads (conversion)GSAPGoogle Tag ManagerAmazon Web Services
316avast.comAdobe AnalyticsAdobe Experience Platform TagsAdobe TargetAdobe Experience ManagerAkamaiApache HTTP ServerAkamai
324datadoghq.comAlpine.jsAmazon CloudFrontDatadog RUMGoogle Tag ManagerMarketoAmazon S3Amazon Web Services

Our crawler: 68,769 sites · Global · updated Oct 23, 2026 · Methodology

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