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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Dilbert.com, 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
Empresasantacruz.com.br switched from XHTML to HTML
Kurgu-bilim.com switched from Nginx to LiteSpeed
Dynalinktel.com switched from Microsoft-IIS to Nginx
Ccivf.com switched from Bootstrap to Modernizr and JQuery and from Java to PHP
Joshuaarmstrong.co.uk switched from Apache to Nginx
Chicagoaa.org switched from GoDaddy Group to Comodo
Sortirama.com switched from Modernizr to Bootstrap and from Cookies expiring in years to Cookies expiring in months and from Windows to Unix
Tracking-ads.com switched from Cookies expiring in months to Cookies expiring in years and from HttpOnly Cookies to Non-HttpOnly Cookies and from Persistent Cookies to Session Cookies and from Nginx to Microsoft-IIS
Alltrend.co.kr switched from HTML Transitional to HTML Strict
7bje.com switched from HTML to XHTML
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