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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Berkeley.edu, 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
Hdwallpapersplace.com switched from HTML to XHTML
Setrating.com switched from HTML to XHTML and from Microsoft-IIS to Nginx and from SoftLayer to Amazon and from Apache to Nginx and from Level 3 to Amazon
Hdwallpapersplace.com switched from PopAds and Google Ads to Casale Media and from PNG to GIF
Avengeinc.com switched from ColdFusion and ASP.NET to PHP and from ISO-8859-1 to UTF-8 and from Hosting.com to Endurance Group and from HTML Transitional to HTML5 and from JPEG to PNG and from Microsoft-IIS to Nginx
Footballbet.gr switched from Apache to Nginx
Kamukta.mobi switched from XHTML to HTML and from Nginx to Microsoft-IIS and from Unix to Windows
Stgabrielhubertus.org switched from Apache to Nginx
Chinamaponline.org switched from Tomcat to Microsoft-IIS and from Java to ASP.NET and from HTML to XHTML
Twoh.co switched from Comodo to IdenTrust and from Twitter to Facebook
Freesoundvault.com switched from Inline CSS to External CSS
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