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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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CSS frameworks

Bootstrap usage worldwide

Bootstrap runs on 24% of websites worldwide in our sample (16,659 of 68,167). Market share by country, top sites using it and technologies it is paired with.

24%
Share in Global
16,659 / 68,167
78
sites in Tranco top 1K
1,246 in top 10K
#55,528
median Tranco rank
Tranco
16
frequent companions
jQuery

By market

  1. Global24%16,659
  2. United Kingdom35%3,972
  3. Netherlands32%2,670
  4. Italy42%3,099
  5. Spain43%1,812
  6. Japan9.9%1,228
  7. Latin America37%7,071

Trend

Often used with

  1. jQueryJavaScript libraries58%×1.7
  2. Google Tag ManagerTag managers44%
  3. CloudflareCDN37%
  4. Font AwesomeWeb fonts35%×2.2
  5. Google FontsWeb fonts34%
  6. Google Analytics 4Analytics25%
  7. WordPressCMS20%
  8. cdnjsCDN19%×2
  9. nginxWeb servers18%
  10. jsDelivrCDN17%×2

Versions

5.3 7003.3 4473.4 2034.6 1925.0 1575.1 1544.3 1395.2 1384.5 1254.1 98

Top sites using Bootstrap All 16,659 sites

TrancoSiteAlso usesHosting
18azure.comAdobe Experience ManagerAkamaiAzure Front Door / CDNVidyardMicrosoft Azure
30sharepoint.comAdobe Experience ManagerAzure Front Door / CDNVidyardMicrosoft Azure
57myfritz.netRackspace
79opera.comGoogle Tag ManagerNo Opera Opera Norway As
80b-cdn.netBunny CDNBunny FontsCookiebot (Usercentrics)GatsbyGoogle Ads (conversion)MatomoCDN77 / DataCamp
86ntp.orgApache HTTP ServerMicrosoft ClarityGoogle Analytics 4Google FontsHugo 0.83.1As Sonictelecom Sonic Tele...
102t.menginx 1.30.1Telegram Telegram Messenger...
131ipify.orgcdnjsAmazon CloudFrontCrazy EggGoogle Analytics 4Google FontsjQuery 3.3.1Cloudflare
143apache.orgApache HTTP ServerFastlyjQueryMatomoVarnishFastly
165telegram.orgnginx 1.30.1Telegram Telegram Messenger...
175paypal.comDatadog RUMDataDomeGoogle Tag ManagerPayPalTailwind CSSVarnishFastly
197skyhigh.cloudCloudflareCloudflare Bot ManagementCookiebot (Usercentrics)Google Tag ManagerGutenberg blocksKinstaAmazon Web Services
220bbc.comComscoreNext.jsReactRequireJSVarnishFastly
224criteo.comcdnjsCookiebot (Usercentrics)core-jsFont AwesomeGSAPGoogle Tag ManagerFastly
269who.intcdnjsCloudflareFont AwesomeGoogle FontsGSAPGoogle Tag ManagerCloudflare
276datadoghq.comAlpine.jsAmazon CloudFrontDatadog RUMGoogle Tag ManagerMarketoAmazon S3Amazon Web Services
281ibm.comAdobe Experience Platform TagsAdobe Experience ManagerAkamai Bot ManagerAkamaiMicrosoft ClarityAkamai
288telegram.menginx 1.30.1Telegram Telegram Messenger...
303ip-api.comTut As Total Uptime Techno...
304onelink.meCloudflareCloudflare Bot Managementcore-jsGoogle Tag ManagerGutenberg blocksjQueryAmazon Web Services
321avast.comAdobe AnalyticsAdobe Experience Platform TagsAdobe TargetAdobe Experience ManagerAkamaiEnsightenAkamai
323casalemedia.comFont AwesomeGoogle Tag ManagerjQueryVimeoWordPressWPMLCloudflare
328vungle.comCloudflareCloudflare Bot ManagementComplianzcore-jsGoogle Ads (conversion)Google Tag ManagerCloudflare
346paloaltonetworks.comAdobe Experience Platform TagsAdobe Experience ManagerAkamaiApache HTTP ServerBrightcoveGoogle Cloud
347unisys.comASP.NETAzure App ServiceCloudflareGoogle FontsGoogle Tag ManagerjQuery 3.6.3Episerver As Optimizely Ab

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

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