ftp.ntua.gr:/debian/dists/stretch/contrib/debian-installer/binary-armel/by-hash/SHA256/?C=N&O=A 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275     18-Jun-2017 11:11   32   
[   ] 9256f86a9dc8b2772736ca31c7786f67d897bad6ba6d7a54c0a5a38035914f26     14-Aug-2021 10:42  125   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec     19-Jun-2017 23:59   20
Apache/2.2 Server at debian.noc.ntua.gr Port 80