Serpex
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Websites using reCAPTCHA

159,182 of 4,813,954 ranked sites (3.3%) run reCAPTCHA, detected on public homepages. Data as of Sep 29, 2026.

159,182Sites
3.3%Share of ranked sites
By rank tier
TierSitesShare within tier
Top 1,000171.7%
Top 10,0001511.5%
Top 100,0002,1592.2%
Top 1,000,00019,4681.9%
All ranked159,1823.3%
Top 100 sites using reCAPTCHA
RankSite
#9linkedin.com
#40fontawesome.com
#210gofundme.com
#249brookings.edu
#271webmd.com
#349business.site
#350dictionary.com
#363rand.org
#375poynter.org
#418delaware.gov
#488salon.com
#508narod.ru
#517nato.int
#555madmimi.com
#727thinkwithgoogle.com
#740asana.com
#939everydayhealth.com
#1,035teamviewer.com
#1,041urbandictionary.com
#1,052zmags.com
#1,062history.com
#1,063hyundaiusa.com
#1,076xcelenergy.com
#1,203zupyak.com
#1,266postach.io
#1,399klaviyo.com
#1,471cbsinteractive.com
#1,516werite.net
#1,541bravejournal.net
#1,844business.gov.au
#2,105waze.com
#2,218seroundtable.com
#2,236statuspage.io
#2,328flutter.dev
#2,341formstack.com
#2,382aweber.com
#2,518dmarc.org
#2,526webbyawards.com
#2,539backblaze.com
#2,660cvent.com
#2,751lightspeedhq.com
#2,786thesaurus.com
#2,820pa.gov
#2,861americanprogress.org
#2,958chicos.net
#3,045save.org
#3,074nedic.ca
#3,143parentzone.org.uk
#3,151exceedlms.com
#3,172cloudsecurityalliance.org
#3,208tunein.com
#3,233parentkind.org.uk
#3,473wearesocial.com
#3,493toronto.ca
#3,555pp.ua
#3,587quebec.ca
#3,802pearltrees.com
#3,896rescuetime.com
#3,915troyhunt.com
#3,993gofund.me
#4,013toyota.com
#4,0394shared.com
#4,072streamable.com
#4,323kqed.org
#4,426secondlife.com
#4,502marvel.com
#4,507zona.media
#4,539tass.com
#4,586eiu.com
#4,590actionnetwork.org
#4,607kayak.com
#4,829tiobe.com
#4,862ccmixter.org
#4,883reurl.cc
#5,029apra.gov.au
#5,212tripit.com
#5,218irishexaminer.com
#5,318jumpcloud.com
#5,363amtrak.com
#5,396perspectiveapi.com
#5,427publishersweekly.com
#5,660uwm.edu
#5,714kauffman.org
#5,720csa-research.com
#5,749snob.ru
#5,806ceo.ca
#5,822defenseone.com
#5,834cryptocompare.com
#5,846minnpost.com
#5,927myanimelist.net
#5,955spacenews.com
#5,987stltoday.com
#5,988alison.com
#6,226hallmark.com
#6,245jci.org
#6,312sfda.gov.sa
#6,340foundmyfitness.com
#6,357predictiveindex.com
#6,498c-rayon.com
#6,583fib-international.org