ftp.ntua.gr:/mirror/opera/desktop/31.0.1889.99/linux/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] opera-stable_31.0.1889.99_amd64.deb              03-Aug-2015 18:07   41M
Apache/2.2 Server at ftp.ntua.gr Port 80