User Agent String explained :
|  Firefox 3.0.8 | |
|---|---|
| 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 5.1 | Operating System:  Windows XP | 
| en-US | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) en-US =  English - United States | 
| rv:1.9.0.8 | CVS Branch Tag The version of Gecko being used in the browser | 
| Gecko | Gecko engine inside | 
| 2009032609 | Build Date: the date the browser was built | 
| Firefox | Name :  Firefox | 
| 3.0.8 | Firefox version | 
| .NET CLR 1.0.3705 | .NET framework Version : 1.0.3705 | 
| .NET CLR 1.1.4322 | .NET framework Version : 1.1.4322 | 
| .NET CLR 2.0.50727 | .NET framework Version : 2.0.50727 | 
| .NET CLR 3.0.4506.2152 | .NET framework Version : 3.0.4506.2152 | 
| .NET CLR 3.5.30729 | .NET framework Version : 3.5.30729 | 
| First visit: | 2009.03.31 09:01 | 
| Last visit: | 2021.08.12 08:31 | 
| All Firefox user agent strings | |