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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
Mlokcool.com switched from Google Hosted Libraries to jQuery CDN and from Histats to Google Analytics and from Google Servers to Microsoft-IIS and from XHTML to HTML
Expatbestsite.com switched from XHTML to HTML
Angelabooth.biz switched from Cookies expiring in years to Cookies expiring in months
Powerseo.com.br switched from Windows-1252 to UTF-8
Ventureseek.com switched from Nginx to Apache
Betterguygifts.com switched from Comodo to Symantec Group
Et-radio.de switched from MooTools to Bootstrap
Juegoto.com switched from Cookies expiring in years to Cookies expiring in months
Ltp.org switched from Symantec Group to GlobalSign
Firecloud365.com switched from Comodo to Go Daddy Group and from External CSS to Embedded CSS and from HTML to XHTML
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