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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Berkeley.edu, Nasdaq.com, Britannica.com


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
8794.cn switched from Nginx to Tengine and from United States to China
Srwchina.com switched from HTML Strict to HTML5 and from HTML to XHTML and from PHP to ASP.NET and from Apache to Microsoft-IIS and from Switzerland to United States and from Confluence-Networks to Bodis
Findtravelgirls.com switched from Nginx to Apache
Bonsai-sec.com switched from JaguarPC to Global Net Access
Venera-carpet.ru switched from Ubuntu to Debian and from Infobox to Internet Hosting Center
Mobbile.mobi switched from HTML Transitional to HTML5
Paindrive.com switched from HTML5 to HTML Transitional and from Nginx to Apache and from Session Cookies to Persistent Cookies and from Cookies expiring in hours to Cookies expiring in years and from Australia to United Kingdom and from Aust Domains to Confluence-Networks
Mrmcon.co.za switched from Apache to Nginx and from Non-HttpOnly Cookies to HttpOnly Cookies and from Session Cookies to Persistent Cookies and from South Africa to United States
Fergusscottishfestival.com switched from Joomla to WordPress and from Session Cookies to Persistent Cookies and from Facebook to ShareThis and from Cincinnati Bell Group to Rackspace
Chalermrut.com switched from Nginx to Apache
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