ftp.ntua.gr:/ubuntu/dists/focal-backports/main/cnf/by-hash/?C=D&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] SHA256/                                          23-Nov-2020 09:20    -
Apache/2.2 Server at ftp.ntua.gr Port 80