ftp.ntua.gr:/debian/dists/bullseye/non-free/binary-armhf/?C=N&O=A 
Icon  Name                             Last modified      Size  
[DIR] Parent Directory                                      -   
[   ] Packages.gz                      08-Aug-2021 05:00   66K  
[   ] Packages.xz                      08-Aug-2021 05:00   55K  
[   ] Release                          14-Aug-2021 10:38  120   
[DIR] by-hash/                         06-Jul-2019 14:29    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80