ftp.ntua.gr:/mirror/opera/desktop/40.0.2308.62/mac/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] Opera_40.0.2308.62_Setup.dmg                     21-Sep-2016 16:15   62M  
[   ] Opera_40.0.2308.62_Autoupdate.tar.xz             21-Sep-2016 16:15   43M
Apache/2.2 Server at ftp.ntua.gr Port 80