ftp.ntua.gr:/debian/dists/buster-backports/non-free/debian-installer/binary-s390x/by-hash/SHA256/ 
Icon  Name                                                                           Last modified      Size  
[DIR] Parent Directory                                                                                    -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275               07-Apr-2019 23:17   32   
[   ] 94ea365b0dd746d3dd592cd51285654262e8b7200d7f564bef70ca8e80fe33d3               07-Apr-2019 23:17  180
Apache/2.2 Server at debian.noc.ntua.gr Port 80