ftp.ntua.gr:/mirror/opera/desktop/40.0.2308.90/mac/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] Opera_40.0.2308.90_Setup.dmg                     18-Oct-2016 11:34   62M  
[   ] Opera_40.0.2308.90_Autoupdate.tar.xz             18-Oct-2016 11:34   43M
Apache/2.2 Server at ftp.ntua.gr Port 80