User Agent String explained :
 Fennec 4.0 | |
|---|---|
| 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 |
| fr | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) fr =  French |
| rv:1.9.2.13 | CVS Branch Tag The version of Gecko being used in the browser |
| Gecko | Gecko engine inside |
| 20101203 | Build Date: the date the browser was built |
| 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.O | Mozilla version |
| Android | Operating System: Android |
| Linux armv7l | Operating System:  Linuxrunning on a ARM v7 Processor |
| rv:2.1 | CVS Branch Tag The version of Gecko being used in the browser |
| Gecko | Gecko engine inside |
| 20110318 | Build Date: the date the browser was built |
| Firefox | Based on Firefox |
| 4.0b13pre | Firefox version 4.0b13pre |
| Fennec | Name : Fennec |
| 4.0 | Fennec version |
| .NET CLR 3.5.30729 | .NET framework Version : 3.5.30729 |
| Description: | Fennec is the code name of the effort to build a mobile version of Firefox. |
| First visit: | 2011.04.04 02:54 |
| Last visit: | 2017.01.27 06:37 |
All Fennec user agent strings | |