User Agent 字符串描述 :

FirefoxFirefox 3.0
MozillaMozillaProductSlice. Claims to be a Mozilla based user agent, which is only true for Gecko browsers like Firefox and Netscape. For all other user agents it means 'Mozilla-compatible'. In modern browsers, this is only used for historical reasons. It has no real meaning anymore
5.0Mozilla version
X11X Window System
a windowing system for bitmap displays
U Security values:
  • N for no security
  • U for strong security
  • I for weak security
SunOS sun4uOperating System:
icon SunOS
running on a sun4u
it-ITLanguage Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface)
it-IT = Italian - ItalyItalian - Italy
Gecko Gecko engine inside
20080000 Build Date:
the date the browser was built
FirefoxName :
Firefox
3.0Firefox version
 
Last visit:2015.10.20 10:48

All Firefox user agent strings