All Secure, thanks bro. 
Of course not, but it's less likely that a Linux box will be in an open state than a Windows box.So you think that linux boxes are unrootable? -.-
This site is faulty.
"COMPLETELY INVISIBLE TO THE OUTSIDE WORLD."
Now. If this website doesn't install anything... HOW DOES IT SEE THEM. It would be the outside world.
Need I say more?
Test complete.
9 open ports were found.
Get a firewall.

