User Agent String.Com 

User Agent String explained :

Opera 9.52
Opera	Name : Opera
9.52	Opera version
Windows NT 6.0	Operating System: Windows Vista
U	Security values: N for no security U for strong security I for weak security
fr	Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) fr = French
First visit:	2008.09.27 12:51
Last visit:	2018.07.28 06:58
All Opera user agent strings