User Agent String explained :
 Firefox 3.6.8 | |
|---|---|
| Mozilla | MozillaProductSlice. 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 | 
| 5.0 | Mozilla version | 
| Windows | Platform | 
| U |  Security values: 
  | 
| Windows NT 5.2 | Operating System:   Windows Server 2003 | 
| zh-TW | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface)  zh-TW =  Chinese - Taiwan | 
| rv:1.9.2.8 |  CVS Branch Tag The version of Gecko being used in the browser  | 
| Gecko | Gecko engine inside | 
| 20100722 |  Build Date: the date the browser was built  | 
| Firefox | Name :  Firefox | 
| 3.6.8 | Firefox version | 
| First visit: | 2010.07.31 08:12 | 
| Last visit: | 2018.07.29 01:33 | 
All Firefox user agent strings  | |
Firefox 3.6.8
 
Chinese - Taiwan