ftp.ntua.gr:/debian/dists/stretch-backports-sloppy/main/debian-installer/binary-armhf/by-hash/SHA256/?C=M&O=D 
Icon  Name                                                                               Last modified      Size  
[DIR] Parent Directory                                                                                        -   
[   ] 7fdffdf9ed3fa3271a2f784f70f6db7b06b2615c3bf783ceaaec076271c57fa8                   22-Sep-2020 16:56  1.2K  
[   ] 6a2df7d144ceecc4724d4176817e496ec241582d5f3ebb1635a05833cd522ea6                   30-Aug-2019 11:21  184
Apache/2.2 Server at debian.noc.ntua.gr Port 80