ftp.ntua.gr:/ubuntu/dists/focal-backports/restricted/cnf/?C=M&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] by-hash/                                         25-Oct-2019 08:28    -   
[   ] Commands-i386.xz                                 25-Oct-2019 08:23  116   
[   ] Commands-amd64.xz                                25-Oct-2019 08:23  116
Apache/2.2 Server at ftp.ntua.gr Port 80