ftp.ntua.gr:/debian/dists/stretch-backports/main/binary-arm64/by-hash/SHA256/?C=M&O=A 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 173c78b3134bad3b7868e4039ab5a695d3a9b4ec5444e115e32ad81d78113ddf 18-Jun-2017 11:28  177   
[   ] 328f3ec5675e605e7d5f46f6d3fc58a0c45cdeb4907fb3671c03bb9d68b2db51 10-Nov-2020 03:57  751K  
[   ] 25dd30f0ea94e33ffc24b3e4324d2da0807133d30ca8acdf640f2b76ed662d06 10-Nov-2020 03:57  584K
Apache/2.2 Server at debian.noc.ntua.gr Port 80