ftp.ntua.gr:/ubuntu/dists/focal/restricted/cnf/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] by-hash/                                         25-Oct-2019 09:04    -   
[   ] Commands-i386.xz                                 27-Mar-2020 06:40  316   
[   ] Commands-amd64.xz                                22-Apr-2020 11:30  392
Apache/2.2 Server at ftp.ntua.gr Port 80