ftp.ntua.gr:/debian/dists/oldoldstable-updates/main/debian-installer/binary-all/by-hash/?C=S&O=D 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[DIR] SHA256/                                                              31-Jan-2021 10:10    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80