User Agents

Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1b3) Gecko/20090327 Fedora/3.1-0.11.beta3.fc11 Firefox/3.1b3

This user agent string belongs to Firefox browser running on Linux. The browser is developed by Mozilla Foundation and renders web pages using the Gecko engine.

Browser
Name Firefox
Version 3.1
Architecture 64-bit
Developer Mozilla Foundation
Rendering Engine Gecko
Engine Version 1.9.0
Type Browser
Platform
Name Linux
Architecture 64-bit
Developer Linux Foundation
Device
Name Linux Desktop
Type Desktop
Pointer mouse
Capabilities
ActiveX Controls No
Background Sounds No
Cookies Yes
Frames Yes
Iframes Yes
Java Applets Yes
JavaScript Yes
Tables Yes
VBScript No
Properties
RSS Reader No
Fake No
Crawler No
Anonymized No
Mobile No
Tablet No
Modified No
Beta Version Yes
Alpha Version No
CSS Support
CSS 1 Yes
CSS 2 Yes
CSS 3 No
CSS 4 No