User Agent String.Com 

User Agent String explained :

Opera 9.21
Opera	Name : Opera
9.21	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
nb	Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface) nb = Norwegian Bokmal
Last visit:	2023.10.15 01:57
All Opera user agent strings