ftp.ntua.gr:/mirror/opera/desktop/39.0.2256.71/mac/?C=S&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] Opera_39.0.2256.71_Autoupdate.tar.xz             05-Sep-2016 19:35   41M  
[   ] Opera_39.0.2256.71_Setup.dmg                     05-Sep-2016 19:35   59M
Apache/2.2 Server at ftp.grnet.gr Port 80