ftp.ntua.gr:/debian/dists/stretch-backports-sloppy/contrib/binary-amd64/by-hash/SHA256/?C=N&O=D 
Icon  Name                                                                 Last modified      Size  
[DIR] Parent Directory                                                                          -   
[   ] aba3585f2f6367c1703f53918c3c073539ff589b016fb80571f42ae30ceef8da     30-Aug-2019 11:21  187   
[   ] 847ba49d3a743ebd534212c1510ba9556b42a512abd09d38eea59e02cbcb4402     29-Sep-2020 16:57  2.4K
Apache/2.2 Server at debian.noc.ntua.gr Port 80