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Who uses IAB TCF v2 API worldwide

IAB TCF v2 API runs on 4.7% of websites worldwide in our sample (3,210 of 68,769). Market share by country, top sites using it and technologies it is paired with.

4.7%
Share in Global
3,210 / 68,769
20
sites in Tranco top 1K
427 in top 10K
#49,196
median Tranco rank
Tranco
16
frequent companions
Google Tag Manager

By market

  1. Global4.7%3,210
  2. United Kingdom4.3%509
  3. Netherlands1.4%123
  4. Italy6.5%488
  5. Spain6.1%276
  6. Japan0.4%43
  7. Latin America1.5%297

Trend

Often used with

  1. Google Tag ManagerTag managers50%
  2. CloudflareCDN46%
  3. Google Marketing Platform (DV360/CM360)Advertising & pixels39%×5.4
  4. jQueryJavaScript libraries36%
  5. Google Publisher Tag (Ad Manager)Advertising & pixels36%×6.1
  6. WordPressCMS34%×2
  7. Google Analytics 4Analytics32%×1.7
  8. Google FontsWeb fonts30%
  9. core-jsJavaScript libraries23%×2.1
  10. Cloudflare Bot ManagementSecurity & bot protection22%×1.6

Top sites using IAB TCF v2 API All 3,210 sites

TrancoSiteAlso usesHosting
69yahoo.com Google Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Judge.meNext.jsReactTaboola Yahoo Gq1
151t-online.de Amazon CloudFrontEnvoyNext.jsReactSourcepointTaboola Amazon Web Services
160tumblr.com nginx Automattic (WordPress.com)
195cnn.com ChartbeatGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag ManagerOneTrustPubMatic Fastly
375washingtonpost.com Akamai Bot ManagerAkamaiChartbeatGoogle Marketing Platform (DV360/CM360)DrupalGoogle Publisher Tag (Ad Manager) Akamai
427aol.com Amazon CloudFrontComscoreDidomiEnvoyNew RelicNext.js Amazon Web Services
461businessinsider.com ComscoreGoogle Marketing Platform (DV360/CM360)Google Tag ManagerMagnite (Rubicon)SourcepointSpeedCurve LUX Fastly
574time.com Google Tag ManagerJudge.meJW PlayerKetchNext.jsReact Fastly
608usatoday.com Adobe AnalyticsAmazon Publisher ServicesGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)OneTrustTaboola Fastly
636dailymail.com AkamaiAmazon Publisher ServicesComscorecore-jsGoogle Marketing Platform (DV360/CM360)React Akamai
638accuweather.com Akamai Bot ManagerAkamaiComscoreGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)HubSpot CMS Akamai
701lemonde.fr Google AdSenseOutbrainMagnite (Rubicon)Varnish Fastly
742independent.co.uk Google Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag ManagerPrebid.jsTaboolaVarnish Fastly
771bild.de Apache HTTP ServerSourcepointTealium iQViteVue.js Akamai
795welt.de Varnish Amazon Web Services
818ted.com BootstrapGoogle Marketing Platform (DV360/CM360)New RelicNext.jsnginx 1.27.5Osano Amazon Web Services
828people.com CloudflareCloudflare Web AnalyticsComscoreGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag Manager Cloudflare
883focus.de BootstrapSolidJSSourcepointTealium iQ Akamai
937genius.com Amazon Publisher ServicesBugsnagChartbeatCloudflareCloudflare Bot ManagementComscore Cloudflare
978onet.pl Amazon CloudFrontGemiusNext.jsReactYouTube embed Amazon Web Services
1,010flashscore.com Google AdSensecore-jsGoogle Cloud CDN / GFEGoogle Tag ManagernginxOneTrust Google Cloud
1,035webmd.com Adobe Experience Platform TagsBootstrapCloudflareCloudflare Bot ManagementGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager) Webmd Idc2 As
1,040n-tv.de Amazon CloudFrontCriteoGoogle Publisher Tag (Ad Manager)Next.jsReactSourcepoint Amazon Web Services
1,047investopedia.com CloudflareCloudflare Bot ManagementCloudflare Web AnalyticsGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag Manager Cloudflare
1,048att.net Google Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Judge.meNext.jsReactTaboola Ameritech As

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

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