ftp.ntua.gr:/debian/dists/stretch-backports-sloppy/non-free/debian-installer/binary-ppc64el/by-hash/SHA256/?C=N&O=D 
Icon  Name                                                                                     Last modified      Size  
[DIR] Parent Directory                                                                                              -   
[   ] e3bc1be89164d80b3199b6a225f1e73974f1ffa2b10ddb4fb24192ac5f4cf056                         30-Aug-2019 11:21  190   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275                         07-Jul-2019 16:52   32
Apache/2.2 Server at debian.noc.ntua.gr Port 80