ftp.ntua.gr:/debian/dists/Debian9.13/main/debian-installer/binary-amd64/by-hash/SHA256/?C=N&O=D 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] bc78debdcc2807df43a6c2a9e322e86d566f3f580474f18ee1d4bd730d5ee562     18-Jul-2020 13:40   50K  
[   ] bab974bd87a0f65a8e9936e01607ffbe871ac7b336b3d0fb92cf0a769ef90972     18-Jul-2020 13:40   59K  
[   ] 9096d0fb96bd1e66987a07fe6e3ab952b3ce1aebf6ec2246a467ae116c67f099     14-Aug-2021 10:42  122
Apache/2.2 Server at ftp.ntua.gr Port 80