User Agent String explained :
|  Mozilla 1.5a | |
|---|---|
| Mozilla | Name :  Mozilla | 
| 5.0 | Mozilla version | 
| Windows | Platform | 
| U | Security values: 
 | 
| Windows NT 5.0 | Operating System:  Windows 2000 | 
| 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:1.5a | 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 | 
| 20030718 | Build Date: the date the browser was built | 
| Last visit: | 2025.07.20 06:11 | 
| All Mozilla user agent strings | |