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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
Faithhighway.com switched from HubSpot to WordPress Stats
Exceptionalbride.com switched from ISO-8859-1 to UTF-8
Directorioyturismo.com switched from Symantec Group to Comodo
Mooslym.com switched from Cookies expiring in months to Cookies expiring in years and from Non-HttpOnly Cookies to HttpOnly Cookies and from Session Cookies to Persistent Cookies and from XHTML to HTML
51mmfc.com switched from GB2312 to UTF-8 and from HTML to XHTML
Laj-konik.eu switched from ISO-8859-2 and ISO-8859-1 to UTF-8
Bigoakinc.com switched from XHTML to HTML
Our-newsletter.com switched from Apache to Nginx and from HTML Transitional to HTML Strict and from UTF-8 to ISO-8859-1 and from Microsoft-IIS to Nginx
Greensburgdailynews.com switched from XHTML Transitional to XHTML Strict
Tiddleewinks.com switched from Symantec Group to DigiCert
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