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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
Netmarketsuccess.com switched from Comodo to Symantec Group
Rouletteforum.com switched from Persistent Cookies to Session Cookies and from Cookies expiring in years to Cookies expiring in months and from HttpOnly Cookies to Non-HttpOnly Cookies
Vegenista.com switched from Tumblr to WordPress
Paulinaosobistastylistka.pl switched from GlobalSign to Symantec Group
Techfirm.com switched from Symantec Group to DigiCert
Binaryoptionsman.com switched from Windows to Unix and from Google Servers and Microsoft-IIS to Apache and from ASP.NET to PHP and from XHTML to HTML
Shandyking.com switched from ISO-8859-1 to UTF-8 and from HTML to XHTML
Fest-music.org switched from UTF-8 to Windows-1251 and from PHP to ASP.NET
1tvlive.in switched from XHTML Transitional to XHTML Strict and from HTML to XHTML
Luyuan.cn switched from Google Analytics to CNZZ
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