User Agent String explained :
 Firefox 0.10.1 | |
|---|---|
| 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: 
  | 
| Win98 | Operating System:   Windows 98 | 
| rv:1.7.3 |  CVS Branch Tag The version of Gecko being used in the browser  | 
| Gecko | Gecko engine inside | 
| 20041001 |  Build Date: the date the browser was built  | 
| Firefox | Name :  Firefox | 
| 0.10.1 | Firefox version | 
| Last visit: | 2018.07.28 11:31 | 
All Firefox user agent strings  | |
Firefox 0.10.1