ftp.ntua.gr:/debian/dists/oldoldoldstable/non-free/debian-installer/binary-armhf/by-hash/SHA1/?C=S&O=A 
Icon  Name                                                                          Last modified      Size  
[DIR] Parent Directory                                                                                   -   
[   ] a0fddd5458378c1bf3c10dd2f5c060d1347741ed                                      19-Jun-2017 23:59   20   
[   ] 9746882f4236fa1c3a8f86be2f1d9c46680c0b10                                      18-Jun-2017 11:11   32   
[   ] b3354631ba015ff9c772599f30854a14d6dcc17b                                      06-Jul-2019 12:01  105
Apache/2.2 Server at debian.noc.ntua.gr Port 80