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IAB TCF v2 API usage 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

sites in Tranco top 1K

427 in top 10K

#49,196

median Tranco rank

Tranco

frequent companions

Google Tag Manager

By market

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

Trend

Often used with

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

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

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