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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Dilbert.com, Nasdaq.com, Britannica.com

Bookmarklet

Our bookmarklet provides a convenient way to see the technologies of the sites you visit.
--> W3Techs <-- Don't click here. Drag it to your browser's toolbar or add it to your favorites bar/bookmarks by clicking the right mouse button. Then click on it whenever you visit a site whose technologies you want to know. If the concept of bookmarklets is new to you, you may read more about it on Wikipedia.

Browser Extensions

Our browser extensions work similar to the bookmarklet, but they use the browsers capabilities to open a new tab for showing the current sites web technologie, so that your site visits are not interrupted.

Firefox Add-On
Get the Firefox add-on.

Google Chrome extensionGoogle Chrome extension
Get the Google Chrome extension.

Sites with recent
Technology Changes
Sports-forum.com switched from Session Cookies to Persistent Cookies
Melissacooley.com switched from Non-HttpOnly Cookies to HttpOnly Cookies
Garika.ru switched from Apache to Nginx
Realgreen.com switched from Microsoft-IIS to Nginx
Jesperbylund.com switched from PNG to GIF
Cudirangabota.net switched from UTF-8 to ISO-8859-1
Chrisspivey.org switched from Apache to Nginx
Legacyfestival.be switched from SwissSign to Comodo
Computersdigest.com switched from Session Cookies to Persistent Cookies and from Cookies expiring in years to Cookies expiring in hours
Autoinsurancecoverageco.com switched from HttpOnly Cookies to Non-HttpOnly Cookies and from Cookies expiring in years to Cookies expiring in hours
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