Security
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reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.
reCAPTCHA Complementary Technologies
Technologies frequently found with reCAPTCHA.
Live reCAPTCHA Sites
920.6k
Complementary Tech
2.4k
Most Frequent Complementary Tech
Websites Using reCAPTCHA
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| asmallworld.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| northmemorial.com | 🇺🇸 United States | Fastly, Inc. | February 13, 2026 |
| gennera.com.br | 🇧🇷 Brazil | Scala Data Centers | February 13, 2026 |
| document360.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| themuswellhillpractice.co.uk | 🇬🇧 United Kingdom | Rackspace Ltd. | February 8, 2026 |
| handwerk-gmbh.eu | 🇩🇪 Germany | Marc Pauls (AlphaCron Datensysteme) | February 8, 2026 |
| allshelters.co.uk | 🇧🇪 Belgium | Google LLC | February 6, 2026 |
| sourceitonline.co | 🇬🇧 United Kingdom | Compuweb Communications Services Limited | February 6, 2026 |
| zakola.com | 🇨🇦 Canada | Amazon.com, Inc. | February 6, 2026 |
| berengerancelin.fr | 🇫🇷 France | OVH SAS | February 6, 2026 |
| cobian.it | 🇮🇹 Italy | Aruba S.p.A. | February 6, 2026 |
| gemika.com | 🇨🇦 Canada | Amazon.com, Inc. | February 6, 2026 |
| centrumkonferencyjne.pl | 🇵🇱 Poland | IQ PL Sp. z o.o. | February 6, 2026 |
| novareha.si | 🇩🇪 Germany | IONOS SE | February 6, 2026 |
| nudopatagonia.com.ar | 🇺🇸 United States | DigitalOcean, LLC | February 6, 2026 |
| federalcropagency.com | 🇺🇸 United States | Fastly, Inc. | February 6, 2026 |
| macedonelc.com.au | 🇺🇸 United States | Cloudflare London, LLC | February 6, 2026 |
| briseidaventures.com | 🇫🇷 France | OVH SAS | February 6, 2026 |
| spherea-pi.com | 🇫🇷 France | OVH SAS | February 6, 2026 |
| diversityinsight.io | 🇺🇸 United States | Amazon.com, Inc. | February 6, 2026 |
| txgrg.com | 🇺🇸 United States | Cloudflare London, LLC | February 6, 2026 |
| 19whitmanstreet.com | 🇺🇸 United States | Amazon.com, Inc. | February 6, 2026 |
| ecoproject-ambiente.com | 🇮🇹 Italy | Aruba S.p.A. | February 6, 2026 |
| franchiseandbusinessservices.com | 🇺🇸 United States | LightEdge Solutions | February 6, 2026 |
| paperlessinspectors.com | 🇺🇸 United States | Amazon.com, Inc. | February 6, 2026 |
| penpharm.co.za | 🇿🇦 South Africa | MCS-ITNT-AS | February 6, 2026 |
| queenofhooks.com | 🇺🇸 United States | Network Solutions, LLC | February 6, 2026 |
| highperformancestory.com | Unknown | Cloudflare, Inc. | February 6, 2026 |
| brasserie-julias.be | Unknown | Cloudflare, Inc. | February 6, 2026 |
| vogue-des-marrons.fr | 🇫🇷 France | OVH SAS | February 6, 2026 |
| stephanandrew.com | 🇮🇪 Ireland | Amazon.com, Inc. | February 6, 2026 |
| aletschgletscher-trekking.ch | 🇨🇭 Switzerland | Microsoft Corporation | February 6, 2026 |
| fitc.co.uk | 🇬🇧 United Kingdom | Awareness Software Limited | February 6, 2026 |
| mbmpartners.sk | 🇸🇰 Slovakia | WebSupport s.r.o. | February 6, 2026 |
| premierstaffing.com | 🇺🇸 United States | Rackspace Hosting | February 6, 2026 |
| foodbird.hu | Unknown | Cloudflare, Inc. | February 6, 2026 |
| swattsgroup.com | 🇺🇸 United States | Google LLC | February 6, 2026 |
| morphcast.com | 🇩🇪 Germany | DigitalOcean, LLC | February 6, 2026 |
| marqueslda.pt | 🇫🇷 France | Contabo GmbH | February 6, 2026 |
| ballonticketvlaanderen.be | 🇧🇪 Belgium | Combell NV | February 6, 2026 |
| llwwi.com | 🇺🇸 United States | Namecheap, Inc. | February 6, 2026 |
| rahoonnewcastle.ie | 🇬🇧 United Kingdom | Akamai Connected Cloud | February 6, 2026 |
| hephatha100.com | 🇺🇸 United States | DigitalOcean, LLC | February 6, 2026 |
| venbrook.com | 🇺🇸 United States | Amazon.com, Inc. | February 6, 2026 |
| ucbi.com | Unknown | Cloudflare, Inc. | February 6, 2026 |
| floriakraamdoula.nl | 🇳🇱 Netherlands | Google LLC | February 6, 2026 |
| yoganature.nl | 🇳🇱 Netherlands | Google LLC | February 6, 2026 |
| kontinent-kirov.ru | 🇷🇺 Russia | Beget LLC | February 6, 2026 |
| hermoplastic.nl | 🇳🇱 Netherlands | Previder B.V. | February 6, 2026 |
| commandlinepoweruser.com | Unknown | Cloudflare, Inc. | February 6, 2026 |
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Who is using reCAPTCHA and where.
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ASNs
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TLDs
Top 5 most detected TLDs for reCAPTCHA
Most Frequent reCAPTCHA Identifiers and Complementary Tech
Most frequently encountered identifiers for reCAPTCHA and its complementary technologies.
| Technology | Sites |
|---|---|
| jQuery | 796,053 |
| PHP | 728,833 |
| MySQL | 596,919 |
| WordPress | 589,455 |
| jQuery Migrate | 498,064 |
| Google Analytics | 386,648 |
| Contact Form 7 | 335,940 |
| Apache HTTP Server | 276,385 |
| Nginx | 275,302 |
| Bootstrap | 274,761 |
| Yoast SEO | 264,796 |
| Cloudflare | 240,313 |
| HTTP/3 | 228,497 |
| Google Tag Manager | 221,616 |
| HSTS | 200,292 |
| Elementor | 165,549 |
| imagesLoaded | 120,501 |
| cdnjs | 111,755 |
| Slick | 108,632 |
| Site Kit | 107,358 |
| WooCommerce | 102,329 |
| WordPress Block Editor | 101,967 |
| Google Hosted Libraries | 99,848 |
| OWL Carousel | 98,286 |
| Swiper | 96,221 |
| LiteSpeed | 93,331 |
| Slider Revolution | 90,577 |
| Underscore.js | 87,989 |
| Modernizr | 84,800 |
| Magnific Popup | 82,632 |
| jQuery UI | 81,641 |
| Font Awesome | 79,550 |
| jsDelivr | 78,378 |
| Lightbox | 77,744 |
| wpBakery | 76,022 |
| FitVids.JS | 66,440 |
| YouTube | 65,880 |
| Google Maps | 64,973 |
| Cloudflare Bot Management | 58,906 |
| All in One SEO | 58,760 |
| Cloudflare Browser Insights | 58,404 |
| jQuery CDN | 53,920 |
| LiteSpeed Cache | 50,375 |
| Popper | 50,092 |
| All in One SEO Pack | 48,954 |
| CookieYes | 44,486 |
| Gravity Forms | 43,827 |
| parallax.js | 43,206 |
| WP Rocket | 41,486 |
| Microsoft ASP.NET | 39,421 |
| Language | Sites |
|---|---|
| English | 439,461 |
| French | 84,952 |
| Japanese | 67,158 |
| Spanish | 59,143 |
| German | 53,037 |
| Dutch | 44,108 |
| Latin | 42,785 |
| Italian | 38,457 |
| Portuguese | 33,993 |
| Russian | 33,925 |
| Polish | 21,121 |
| Tagalog | 17,179 |
| Chinese | 13,305 |
| Czech | 12,923 |
| Afrikaans | 12,637 |
| Catalan | 12,495 |
| Danish | 11,966 |
| Swedish | 10,617 |
| Esperanto | 10,295 |
| Turkish | 9,401 |
| Welsh | 9,346 |
| Norwegian Nynorsk | 7,681 |
| Romanian | 7,416 |
| Yoruba | 7,359 |
| Slovak | 7,348 |
| Norwegian Bokmål | 6,742 |
| Vietnamese | 6,531 |
| Hungarian | 5,717 |
| Tsonga | 5,502 |
| Finnish | 5,380 |
| Swahili | 5,254 |
| Southern Sotho | 5,048 |
| Tswana | 4,943 |
| Lithuanian | 4,916 |
| Greek | 4,261 |
| Estonian | 4,082 |
| Shona | 3,860 |
| Indonesian | 3,733 |
| Basque | 3,720 |
| Croatian | 3,634 |
| Xhosa | 3,549 |
| Malay | 3,162 |
| Bosnian | 3,085 |
| Albanian | 2,840 |
| Persian | 2,706 |
| Bulgarian | 2,596 |
| Ukrainian | 2,591 |
| Hebrew | 2,558 |
| Slovenian | 2,167 |
| Arabic | 2,064 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 88,086 |
| Amazon.com, Inc. | 80,226 |
| OVH SAS | 52,672 |
| Cloudflare London, LLC | 44,192 |
| Hostinger International Limited | 36,824 |
| IONOS SE | 33,278 |
| Hetzner Online GmbH | 28,548 |
| Xserver Inc. | 25,645 |
| Google LLC | 24,482 |
| GMO Internet Group, Inc. | 20,906 |
| GoDaddy.com, LLC | 19,381 |
| DigitalOcean, LLC | 17,470 |
| Microsoft Corporation | 16,137 |
| SAKURA Internet Inc. | 14,522 |
| Fastly, Inc. | 10,172 |
| Aruba S.p.A. | 10,039 |
| Combell NV | 8,111 |
| Beget LLC | 7,825 |
| Liquid Web, L.L.C | 7,669 |
| Namecheap, Inc. | 7,314 |
| New Dream Network, LLC | 7,132 |
| Akamai Connected Cloud | 6,474 |
| O2switch SAS | 6,315 |
| InMotion Hosting, Inc. | 6,256 |
| Host Europe GmbH | 6,252 |
| Locaweb Servicos de Internet SA | 6,162 |
| Bigcommerce Inc. | 5,965 |
| Infomaniak Network SA | 5,854 |
| Signet B.V. | 5,513 |
| Jsc timeweb | 5,510 |
| Sucuri | 5,398 |
| The Constant Company, LLC | 5,381 |
| WebSupport s.r.o. | 5,299 |
| Domain names registrar REG.RU, Ltd | 5,229 |
| Cyber_Folks S.A. | 5,215 |
| Strato GmbH | 4,510 |
| One.com A/S | 4,351 |
| DinaHosting S.L. | 4,127 |
| Neue Medien Muennich GmbH | 3,917 |
| Contabo GmbH | 3,316 |
| WHG Hosting Services Ltd | 2,738 |
| Rackspace Hosting | 2,712 |
| home.pl sp. z o.o. | 2,587 |
| LWSA SA | 2,566 |
| Your Hosting B.V. | 2,462 |
| team.blue Denmark A/S | 2,197 |
| Hostpoint AG | 2,186 |
| netcup GmbH | 2,181 |
| PrivateSystems Networks | 2,122 |
| WEDOS Internet, a.s. | 2,086 |
| TLD | Sites |
|---|---|
| com | 415,579 |
| org | 36,598 |
| fr | 31,498 |
| nl | 28,990 |
| co.uk | 27,415 |
| de | 25,399 |
| ru | 25,085 |
| it | 19,630 |
| net | 19,376 |
| com.br | 17,967 |
| com.au | 16,690 |
| pl | 14,539 |
| jp | 13,519 |
| es | 11,785 |
| ca | 11,448 |
| cz | 10,956 |
| be | 10,241 |
| ch | 9,306 |
| co.jp | 8,963 |
| eu | 7,061 |
| gr | 5,823 |
| dk | 5,577 |
| se | 5,447 |
| sk | 5,077 |
| hu | 4,513 |
| co.za | 3,478 |
| at | 3,476 |
| co.nz | 3,305 |
| com.ar | 3,276 |
| in | 3,215 |
| ro | 2,964 |
| info | 2,881 |
| no | 2,797 |
| fi | 2,755 |
| pt | 2,734 |
| vn | 2,589 |
| co | 2,542 |
| ee | 2,331 |
| cl | 2,317 |
| lt | 2,302 |
| com.tr | 2,164 |
| io | 2,112 |
| org.uk | 1,992 |
| ie | 1,912 |
| co.il | 1,897 |
| com.tw | 1,787 |
| xn--p1ai | 1,500 |
| us | 1,483 |
| biz | 1,407 |
| com.my | 1,297 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 270,813 |
| 🇫🇷 France | 73,392 |
| 🇩🇪 Germany | 71,602 |
| 🇯🇵 Japan | 70,334 |
| 🇳🇱 Netherlands | 40,253 |
| 🇬🇧 United Kingdom | 32,072 |
| 🇷🇺 Russia | 30,454 |
| 🇪🇸 Spain | 20,215 |
| 🇮🇹 Italy | 20,081 |
| 🇨🇦 Canada | 19,594 |
| 🇵🇱 Poland | 17,424 |
| 🇧🇷 Brazil | 15,211 |
| 🇦🇺 Australia | 12,850 |
| 🇨🇭 Switzerland | 11,289 |
| 🇨🇿 Czech Republic | 10,862 |
| 🇮🇳 India | 8,574 |
| 🇸🇬 Singapore | 8,490 |
| 🇩🇰 Denmark | 7,909 |
| 🇮🇪 Ireland | 7,690 |
| 🇧🇪 Belgium | 7,405 |
| 🇻🇳 Vietnam | 6,320 |
| 🇫🇮 Finland | 6,318 |
| 🇸🇰 Slovakia | 5,861 |
| 🇹🇷 Turkey | 5,254 |
| 🇸🇪 Sweden | 4,474 |
| 🇭🇺 Hungary | 3,851 |
| 🇿🇦 South Africa | 3,284 |
| 🇪🇪 Estonia | 2,924 |
| 🇱🇹 Lithuania | 2,923 |
| 🇵🇹 Portugal | 2,284 |
| 🇲🇾 Malaysia | 2,190 |
| 🇹🇼 Taiwan | 2,157 |
| 🇷🇴 Romania | 2,062 |
| 🇮🇷 Iran | 2,001 |
| 🇧🇬 Bulgaria | 1,857 |
| 🇦🇷 Argentina | 1,764 |
| 🇮🇱 Israel | 1,749 |
| 🇳🇴 Norway | 1,651 |
| 🇳🇿 New Zealand | 1,559 |
| 🇮🇩 Indonesia | 1,502 |
| 🇦🇹 Austria | 1,442 |
| 🇺🇦 Ukraine | 1,435 |
| 🇬🇷 Greece | 1,090 |
| 🇨🇱 Chile | 1,086 |
| 🇭🇰 Hong Kong | 1,022 |
| 🇹🇭 Thailand | 998 |
| 🇸🇮 Slovenia | 896 |
| 🇰🇷 South Korea | 777 |
| 🇰🇿 Kazakhstan | 688 |
| 🇧🇾 Belarus | 671 |
| 🇷🇸 Serbia | 604 |
| 🇭🇷 Croatia | 581 |
| 🇱🇻 Latvia | 443 |
| 🇲🇽 Mexico | 364 |
| 🇦🇪 United Arab Emirates | 280 |
| 🇱🇺 Luxembourg | 256 |
| 🇮🇸 Iceland | 182 |
| 🇲🇩 Moldova | 171 |
| 🇺🇾 Uruguay | 144 |
| 🇬🇪 Georgia | 133 |
| 🇸🇦 Saudi Arabia | 114 |
| 🇧🇩 Bangladesh | 112 |
| 🇵🇪 Peru | 101 |
| 🇨🇴 Colombia | 98 |
| 🇳🇵 Nepal | 97 |
| 🇨🇳 China | 92 |
| 🇰🇪 Kenya | 90 |
| 🇺🇿 Uzbekistan | 89 |
| 🇨🇾 Cyprus | 85 |
| 🇦🇿 Azerbaijan | 79 |
| 🇧🇦 Bosnia and Herzegovina | 73 |
| 🇧🇭 Bahrain | 56 |
| 🇪🇨 Ecuador | 52 |
| 🇵🇰 Pakistan | 50 |
| 🇵🇭 Philippines | 48 |
| 🇩🇿 Algeria | 46 |
| 🇰🇬 Kyrgyzstan | 44 |
| 🇹🇳 Tunisia | 43 |
| 🇦🇲 Armenia | 42 |
| 🇨🇷 Costa Rica | 37 |
| 🇲🇰 North Macedonia | 35 |
| 🇳🇨 New Caledonia | 33 |
| 🇵🇾 Paraguay | 31 |
| 🇶🇦 Qatar | 29 |
| 🇸🇨 Seychelles | 29 |
| 🇲🇦 Morocco | 28 |
| 🇸🇲 San Marino | 28 |
| 🇲🇳 Mongolia | 27 |
| 🇧🇴 Bolivia | 25 |
| 🇦🇩 Andorra | 24 |
| 🇪🇬 Egypt | 23 |
| 🇵🇦 Panama | 22 |
| 🇯🇴 Jordan | 21 |
| 🇻🇪 Venezuela | 19 |
| 🇱🇰 Sri Lanka | 19 |
| 🇴🇲 Oman | 18 |
| 🇳🇬 Nigeria | 18 |
| 🇳🇦 Namibia | 16 |
| 🇵🇸 Palestine | 14 |
| 🇹🇿 Tanzania | 14 |
| 🇲🇨 Monaco | 14 |
| 🇰🇭 Cambodia | 12 |
| 🇨🇺 Cuba | 12 |
| 🇱🇧 Lebanon | 12 |
| 🇲🇹 Malta | 12 |
| 🇺🇬 Uganda | 12 |
| 🇱🇾 Libya | 11 |
| 🇦🇴 Angola | 11 |
| 🇦🇱 Albania | 11 |
| 🇹🇯 Tajikistan | 11 |
| 🇰🇼 Kuwait | 10 |
| 🇨🇮 Côte d'Ivoire | 10 |
| 🇸🇷 Suriname | 10 |
| 🇪🇹 Ethiopia | 9 |
| 🇮🇲 Isle of Man | 9 |
| 🇷🇪 Réunion | 7 |
| 🇬🇹 Guatemala | 7 |
| 🇦🇽 Åland Islands | 7 |
| 🇵🇷 Puerto Rico | 7 |
| 🇻🇬 British Virgin Islands | 7 |
| 🇸🇾 Syria | 7 |
| 🇿🇲 Zambia | 6 |
| 🇲🇲 Myanmar | 5 |
| 🇲🇺 Mauritius | 5 |
| 🇨🇲 Cameroon | 5 |
| 🇧🇿 Belize | 5 |
| 🇲🇿 Mozambique | 4 |
| 🇭🇳 Honduras | 4 |
| 🇹🇲 Turkmenistan | 4 |
| 🇷🇼 Rwanda | 4 |
| 🇵🇫 French Polynesia | 4 |
| 🇨🇼 Curaçao | 4 |
| 🇱🇮 Liechtenstein | 4 |
| 🇧🇼 Botswana | 4 |
| 🇲🇼 Malawi | 3 |
| 🇸🇻 El Salvador | 3 |
| 🇨🇻 Cape Verde | 3 |
| 🇨🇬 Republic of the Congo | 3 |
| 🇵🇬 Papua New Guinea | 3 |
| 🇯🇪 Jersey | 3 |
| 🇬🇭 Ghana | 3 |
| 🇮🇶 Iraq | 3 |
| 🇳🇮 Nicaragua | 3 |
| 🇧🇳 Brunei | 3 |
| 🇽🇰 Kosovo | 3 |
| 🇲🇴 Macau | 3 |
| 🇳🇪 Niger | 2 |
| 🇬🇮 Gibraltar | 2 |
| 🇱🇦 Laos | 2 |
| 🇬🇶 Equatorial Guinea | 2 |
| 🇿🇼 Zimbabwe | 2 |
| 🇧🇹 Bhutan | 2 |
| 🇲🇪 Montenegro | 2 |
| 🇰🇾 Cayman Islands | 2 |
| 🇸🇳 Senegal | 2 |
| 🇩🇴 Dominican Republic | 2 |
| 🇫🇴 Faroe Islands | 2 |
| 🇧🇯 Benin | 2 |
| 🇯🇲 Jamaica | 2 |
| 🇹🇱 Timor-Leste | 2 |
| 🇬🇳 Guinea | 1 |
| 🇹🇹 Trinidad and Tobago | 1 |
| 🇲🇶 Martinique | 1 |
| 🇧🇫 Burkina Faso | 1 |
| 🇬🇲 Gambia | 1 |
| 🇲🇻 Maldives | 1 |
| 🇸🇧 Solomon Islands | 1 |
| 🇬🇺 Guam | 1 |
| 🇧🇧 Barbados | 1 |
| 🇩🇯 Djibouti | 1 |
| 🇧🇲 Bermuda | 1 |
| 🇹🇬 Togo | 1 |
| 🇲🇬 Madagascar | 1 |
| 🇸🇿 Eswatini | 1 |
| 🇱🇷 Liberia | 1 |
| 🇱🇸 Lesotho | 1 |
| 🇧🇸 Bahamas | 1 |
| 🇦🇫 Afghanistan | 1 |
| 🇸🇩 Sudan | 1 |
| 🇬🇩 Grenada | 1 |
| 🇬🇵 Guadeloupe | 1 |
| 🇩🇲 Dominica | 1 |