ftp.ntua.gr:/debian/dists/Debian8.11/main/debian-installer/binary-amd64/by-hash/SHA256/ 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] 9ea537c1c02d4a4275b140005fa2c366991dffc4261248457d24c4c65ba7c114     06-Jul-2019 12:01  101   
[   ] b1e2af712f3fc1706731cd04f0441bdf5aba0694d0aff17f01c74ac2a08bd213     23-Jun-2018 12:21   67K  
[   ] c44d1d1e4ae9c2882ca312dbac87b6054008bc5a9b0f9923509d356e31ad9da0     23-Jun-2018 12:21   56K
Apache/2.2 Server at debian.noc.ntua.gr Port 80