ftp.ntua.gr:/debian/dists/stretch/non-free/by-hash/ 
Icon  Name                            Last modified      Size  
[DIR] Parent Directory                                     -   
[DIR] MD5Sum/                         20-Jul-2020 02:00    -   
[DIR] SHA256/                         20-Jul-2020 02:00    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80