Which script this site use ?

Hello
i want to know which scrip this site use
http://epicdot.com
or any something similar like this
thanks.
Answer #1
it says in the footer : Powered by vBulletin® Version 4.1.5
Copyright © 2012 vBulletin Solutions, Inc. All rights reserved.
Reduced on this page: MySQL 54.65%
Answer #2
AdyCool replied: it says in the footer : Powered by vBulletin® Version 4.1.5
Copyright © 2012 vBulletin Solutions, Inc. All rights reserved.
Reduced on this page: MySQL 54.65%
Yes its a vbulletin forum script.
https://www.vbulletin.com/