ftp.ntua.gr:/ubuntu/dists/focal-proposed/universe/debian-installer/binary-amd64/by-hash/SHA256/?C=N&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] 1ecf8ede6a1ae61b641204572f1da419db07863163992..> 10-May-2021 11:50   64   
[   ] 3283cc76c0e74d7f46ca18e0a74da8adbc511ceaadc88..> 14-May-2021 00:37  8.0K  
[   ] a02702e420a69962b400a198d7344fa80fd9ed72dd2e4..> 14-May-2021 00:37  7.1K  
[   ] e7ab72b8f37c7c9c9f6386fb8e3dfa40bf6fe4b678767..> 10-May-2021 11:50   40
Apache/2.2 Server at ftp.ntua.gr Port 80