ftp.ntua.gr:/debian/dists/stretch-backports/non-free/binary-i386/by-hash/SHA256/?C=M&O=D 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 614815a3acc26c968a4d492361f47aa47d2ac24d7477595516377fa098e9edd2 13-Jul-2020 16:57   31K  
[   ] 1af92851e7f597d098229bf5f39310df8b4bf99392e9bb5b151ac3456c353b96 13-Jul-2020 16:57   26K  
[   ] 72640502f0b316f0fa6e47bb7d51102b3530008057e64cf93fa77a79e98e235f 18-Jun-2017 11:28  180
Apache/2.2 Server at debian.noc.ntua.gr Port 80