ftp.ntua.gr:/ubuntu/dists/devel-security/universe/binary-amd64/by-hash/SHA256/?C=N&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] 0c12a5004281c0c4ab2c14caa60611677f672a0959c6b..> 23-Apr-2021 14:25  109   
[   ] 1ecf8ede6a1ae61b641204572f1da419db07863163992..> 23-Apr-2021 14:25   64   
[   ] e7ab72b8f37c7c9c9f6386fb8e3dfa40bf6fe4b678767..> 23-Apr-2021 14:25   40
Apache/2.2 Server at ftp.ntua.gr Port 80