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Sites Info

Find out, which technologies a particular website is using.

   Enter url:
   Examples: Berkeley.edu, 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
Vietnamchess.vn switched from Gzip Compression to Deflate Compression
Ohsayusa.com switched from Symantec Group to GlobalSign
Enanocabron.com switched from 1&1 Internet to Sedo and from GigeNET to United Internet and from Apache to Nginx
Down-pcgames.ru switched from HTML Transitional to HTML5
Squnity.com switched from Session Cookies to Persistent Cookies and from Apache to Nginx
Infostopedia.net switched from Namecheap and Confluence-Networks to ParkingCrew and from HTML to XHTML
Kobiwebajans.com switched from LiteSpeed and Apache to Nginx
Gilansoghat.com switched from Amazon to ParkingCrew and Trellian and from Ireland and Iran to Australia and from XHTML Strict to XHTML Transitional and from HTML to XHTML
Sumirbd.com switched from Netherlands and Switzerland and Germany to United Kingdom
Dailygyan.com switched from GoDaddy Group and ParkingCrew and Google to Confluence-Networks and from Google Servers and Nginx to Apache and from ASP.NET to PHP
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