User Agent String explained :
 Firefox 1.0.6 | |
|---|---|
| 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 | 
| X11 | X Window System  a windowing system for bitmap displays  | 
| U |  Security values: 
  | 
| Linux i686 | Operating System:   Linuxrunning on a Intel Pentium Pro CPU  | 
| de-DE | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface)  de-DE =  German - Germany | 
| rv:1.7.10 |  CVS Branch Tag The version of Gecko being used in the browser  | 
| Gecko | Gecko engine inside | 
| 20050912 |  Build Date: the date the browser was built  | 
| Firefox | Name :  Firefox | 
| 1.0.6 | Firefox version | 
| Ubuntu package 1.0.6 | Ubuntu Linux distribution with package number | 
| Last visit: | 2018.07.28 06:09 | 
All Firefox user agent strings  | |
Firefox 1.0.6
 
German - Germany