ftp.ntua.gr:/debian/dists/buster-backports/contrib/binary-all/by-hash/SHA256/?C=M&O=A 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 0cfbd28ce98ff8139b0badaa1bb348b02d91497784cfcc9ed92de5a8fb520e66 07-Apr-2019 23:16  177   
[   ] 18bf4932737706b8f570f145961d664889aeb9112f0313f3cabc218e27e12854 02-Aug-2021 22:57  3.1K
Apache/2.2 Server at debian.noc.ntua.gr Port 80