Get a list of all 98,861 websites using Recaptcha.net which includes location information, hosting data, contact details and more.
Legend
Quantcast Top 10k64 of 10,000
Quantcast Top 100k372 of 100,000
Quantcast Top Million2,478 of 885,121
BuiltWith Top Sites36,562 of 1,989,561
Most of Internet98,861 of 80,989,561
Log in or Sign up for Free to see Recaptcha.net history back another year to June 2011. View plans for history access back to November 2008.
Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for.
http://recaptcha.net
Categories: Widgets
This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.
This tables shows the sites in the our top sites at the most popular web hosting companies
Log in or Sign up for Free to see the next 5 biggest hosting companies in this section.
Get access to data on 98,861 websites using Recaptcha.net. We know of 36,562 websites using Recaptcha.net in our top site list and an additional 62,299 websites on the rest of the internet.
View Website List
Get a list of websites using Recaptcha.net
Sign up for Free
Browse groups of technologies that we track.
