User Agent String.Com 

User Agent String explained :

Opera 9.60
Opera	Name : Opera
9.60	Opera version
X11	X Window System a windowing system for bitmap displays
Linux x86_64	Operating System: Linux running on a Intel CPU running on a 64 bit processor
U	Security values: N for no security U for strong security I for weak security
First visit:	2008.10.08 05:35
Last visit:	2020.05.26 11:05
All Opera user agent strings