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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
Tirupatidarshan.org switched from XHTML Transitional to XHTML Strict
Zhiphp.com switched from HTML to XHTML
Amalfiestates.com switched from JPEG and GIF to PNG
Richmondsavers.com switched from FlexOffers to Commission Junction
Pixelmachine.com.ar switched from XHTML Transitional to XHTML Strict
B-doubler.com switched from Debian to Ubuntu and from Cookies expiring in years to Cookies expiring in months and from Persistent Cookies to Session Cookies
Endy.sk switched from Go Daddy Group to StartCom
Megavibeo.com switched from Google Servers to Microsoft-IIS and from HTML to XHTML
Gercekportal.com switched from Persistent Cookies to Session Cookies
Tridaz.eu switched from Non-HttpOnly Cookies to HttpOnly Cookies
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