ftp.ntua.gr:/debian/dists/bullseye-backports-sloppy/non-free/by-hash/?C=N&O=A 
Icon  Name                                              Last modified      Size  
[DIR] Parent Directory                                                       -   
[DIR] SHA256/                                           15-Aug-2021 10:57    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80