ftp.ntua.gr:/debian/dists/stretch-proposed-updates/non-free/debian-installer/binary-s390x/by-hash/SHA256/?C=S&O=A 
Icon  Name                                                                                   Last modified      Size  
[DIR] Parent Directory                                                                                            -   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec                       19-Jun-2017 23:59   20   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275                       18-Jun-2017 11:11   32   
[   ] 2f1d5f897762aa08f771f6a7ce18fc4f09be90ac5716951d84c9ca246b1c2968                       14-Aug-2021 16:55  129
Apache/2.2 Server at debian.noc.ntua.gr Port 80