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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
Alwaysayurveda.com switched from United States and territories to France and territories and from Liquid Web to OVH
Cuidadodelasalud.com switched from XHTML to HTML
Anjo.com.br switched from Session Cookies to Persistent Cookies and from XHTML to HTML
Uavsystemsinternational.com switched from Apache Traffic Server to Nginx and from GoDaddy Group to Comodo
Gabo.net.pl switched from SPDY to HTTP/2
Lionsnestguesthouse.co.za switched from HTML5 to HTML Transitional
Listingsangle.com switched from ParkingCrew to Level 3 and from Germany to United States and territories and from XHTML to HTML and from Nginx to Microsoft-IIS
Blooge.cn switched from HTML to XHTML and from GIF to JPEG and PNG and from China and territories to United States and territories and from UTF-8 to GBK
Brownies.kz switched from Apache to Nginx
Lawline.com switched from JPEG to SVG and from GoDaddy to Starfield
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