User Agent String explained :
 Opera 10.10 | |
|---|---|
| Opera | Name : Opera |
| 9.80 | Opera version -> old version, for compatiblity reasons only. See Version below |
| Windows NT 6.0 | Operating System:  Windows Vista |
| U | Security values:
|
| Gecko | Gecko engine inside |
| 20100115 | Build Date: the date the browser was built |
| pl | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) pl =  Polish |
| Presto | Layout engine for Opera |
| 2.2.15 | Presto version |
| Version | Browser version |
| 10.10 | Version 10.10 |
| First visit: | 2010.03.06 12:20 |
| Last visit: | 2025.06.06 10:16 |
All Opera user agent strings | |