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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
Marcelspitz.tv switched from Google +1 to AddThis
Mlw123.com switched from XHTML Transitional to XHTML Strict and from Nginx to Microsoft-IIS and from GBK to UTF-8
Edgefoundation.org switched from Apache to Apache Traffic Server
Alisa.in.ua switched from Non-HttpOnly Cookies to HttpOnly Cookies and from Windows-1251 to UTF-8
Tanamera.com.my switched from Apache to LiteSpeed
Dcplayer.com.tw switched from XHTML to HTML
Daiichi-shuppan.co.jp switched from Go Daddy Group to Symantec Group
Outdoordig.com switched from HTML to XHTML
Shamelesspride.com switched from Cookies expiring in years to Cookies expiring in months
Nx717.com switched from Microsoft-IIS to Google Servers
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