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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
Alexmagala.com switched from MooTools to GSAP and from Google Hosted Libraries to CDNJS
Eizo.co.uk switched from XHTML to HTML
Brandwoodglobal.com switched from Amazon to Microsoft and from Red Hat to CentOS
Boomerang.nl switched from Apache to Nginx and from United Kingdom to United States
2016cbseresultnic.in switched from Strong ETag to Weak ETag
Kerneleros.com switched from Comodo and GoDaddy Group to StartCom
Homebusinessmanuals.com switched from Strong ETag to Weak ETag
Romanul.eu switched from Netherlands to United States and from Apache to Nginx
Baidu2b.com switched from Canada to China
Cleodia.com switched from Level 3 to United Internet
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