ftp.ntua.gr:/debian/dists/stretch-backports-sloppy/main/debian-installer/binary-arm64/by-hash/SHA256/?C=N&O=A 
Icon  Name                                                                               Last modified      Size  
[DIR] Parent Directory                                                                                        -   
[   ] 67bab71a2fadc8f9fd3017bad2f78a54b4b75e001a707a65864a7836641533cc                   30-Aug-2019 11:21  184   
[   ] 98a1574878b7472ff1c2e7f0a534bc78bfaf7fff926d0708dfe7771ac6cc5148                   22-Sep-2020 16:56  1.1K
Apache/2.2 Server at debian.noc.ntua.gr Port 80