ftp.ntua.gr:/mirror/opera/desktop/31.0.1889.99/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] win/                                             03-Aug-2015 18:07    -   
[DIR] mac/                                             03-Aug-2015 18:07    -   
[DIR] linux/                                           03-Aug-2015 18:07    -
Apache/2.2 Server at ftp.ntua.gr Port 80