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IAB TCF v2 API usage worldwide

IAB TCF v2 API runs on 4.7% of websites worldwide in our sample (3,185 of 68,167). Market share by country, top sites using it and technologies it is paired with.

4.7%

Share in Global

3,185 / 68,167

sites in Tranco top 1K

427 in top 10K

#49,531

median Tranco rank

Tranco

frequent companions

Google Tag Manager

By market

Global4.7%3,185
United Kingdom4%451
Netherlands1.5%128
Italy6.6%480
Spain6.3%268
Japan0.3%38
Latin America1.5%292

Trend

Often used with

Google Tag ManagerTag managers50%
CloudflareCDN46%
Google Marketing Platform (DV360/CM360)Advertising & pixels39%×5.3
jQueryJavaScript libraries36%
WordPressCMS35%×2
Google Publisher Tag (Ad Manager)Advertising & pixels35%×5.9
Google Analytics 4Analytics32%×1.7
Google FontsWeb fonts30%
core-jsJavaScript libraries23%×2.1
Cloudflare Bot ManagementSecurity & bot protection21%×1.5

Top sites using IAB TCF v2 API All 3,185 sites

Tranco	Site	Also uses	Hosting
69	yahoo.com	Judge.meNext.jsReactTaboolaTailwind CSS	Yahoo Ne1 Yahoo Holdings I...
97	t-online.de	Amazon CloudFrontEnvoyNext.jsReactSourcepointTaboola	Amazon Web Services
154	tumblr.com	nginx	Automattic (WordPress.com)
192	cnn.com	ChartbeatGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag ManagerOneTrustPubMatic	Fastly
410	washingtonpost.com	Akamai Bot ManagerAkamaiAstroChartbeatGoogle Marketing Platform (DV360/CM360)Drupal	Akamai
429	aol.com	Amazon CloudFrontComscoreDidomiEnvoyNext.jsReact	Amazon Web Services
446	dailymotion.com	Amazon CloudFrontEnvoyExpressSourcepoint	Dailymotion Dailymotion S.a.
495	businessinsider.com	ComscoreGoogle Marketing Platform (DV360/CM360)Google Tag ManagerMagnite (Rubicon)SourcepointSpeedCurve LUX	Fastly
578	time.com	Google Tag ManagerJW PlayerKetchNext.jsReactGoogle reCAPTCHA	Fastly
581	dailymail.com	Akamai Bot ManagerAkamaiAmazon Publisher ServicesComscorecore-jsGoogle Marketing Platform (DV360/CM360)	Akamai
692	spiegel.de	Alpine.jsGoogle Cloud CDN / GFEJW PlayerSvelteTailwind CSS	Link11 Link11 Gmbh
695	lemonde.fr	Google AdSenseOutbrainMagnite (Rubicon)Varnish	Fastly
733	dailymail.co.uk	AkamaiAmazon Publisher ServicesComscorecore-jsGoogle Marketing Platform (DV360/CM360)Google Fonts	Akamai
757	bild.de	Apache HTTP ServerGoogle Marketing Platform (DV360/CM360)Equativ (Smart AdServer)SourcepointTealium iQVite	Akamai
785	welt.de		Amazon Web Services
824	focus.de	BootstrapSolidJSSourcepointTealium iQ	Akamai
831	people.com	CloudflareCloudflare Web AnalyticsComscoreGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)Google Tag Manager	Cloudflare
840	ted.com	BootstrapGoogle Marketing Platform (DV360/CM360)New RelicNext.jsnginx 1.27.5Osano	Amazon Web Services
959	onet.pl	Amazon CloudFrontGemiusNext.jsReactYouTube embed	Amazon Web Services
961	corriere.it	ChartbeatGoogle Marketing Platform (DV360/CM360)Google Funding ChoicesGoogle Publisher Tag (Ad Manager)Magnite (Rubicon)Swiper	Rcs Rcs Mediagroup S.p.a.
987	n-tv.de	Amazon CloudFrontCriteoGoogle Publisher Tag (Ad Manager)Next.jsReactSourcepoint	Amazon Web Services
1,005	flashscore.com	Google AdSensecore-jsGoogle Cloud CDN / GFEGoogle Tag ManagernginxOneTrust	Google Cloud
1,064	bfmtv.com	Google AdSenseAmazon CloudFrontnginxPiano Analytics (AT Internet)Equativ (Smart AdServer)	Amazon Web Services
1,081	webmd.com	Adobe Experience Platform TagsBootstrapCloudflareCloudflare Bot ManagementGoogle Marketing Platform (DV360/CM360)Google Publisher Tag (Ad Manager)	Webmd Idc2 As Webmd Llc
1,094	marca.com	Amazon Publisher ServicesComscoreDidomiGoogle Marketing Platform (DV360/CM360)Facebook SDKGoogle Analytics 4	Google Cloud

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

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