User Agent String explained :
 Mozilla 1.2a | |
|---|---|
| Mozilla | Name : Mozilla |
| 5.0 | Mozilla version |
| Macintosh | Platform |
| U | Security values:
|
| PPC | PowerPC CPU |
| 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:1.2a | CVS Branch Tag The version of Gecko being used in the browser For the Mozilla browser this is the browser version as well |
| Gecko | Gecko engine inside |
| 20020910 | Build Date: the date the browser was built |
All Mozilla user agent strings | |