ftp.ntua.gr:/debian/dists/oldstable-backports/contrib/debian-installer/binary-s390x/by-hash/SHA256/?C=N&O=A 
Icon  Name                                                                             Last modified      Size  
[DIR] Parent Directory                                                                                      -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275                 07-Jul-2019 16:52   32   
[   ] 43137cabdb64de14df7aaa19c4f8cefd4e5ea6ecbcee3ae9c3283057788c6806                 30-Aug-2019 11:21  181
Apache/2.2 Server at debian.noc.ntua.gr Port 80