ftp.ntua.gr:/debian/dists/sid/main/installer-amd64/20190410/images/?C=N&O=D 
Icon  Name                                             Last modified      Size  
[DIR] Parent Directory                                                      -   
[   ] udeb.list                                        10-Apr-2019 21:55  6.5K  
[DIR] netboot/                                         10-Apr-2019 21:55    -   
[DIR] hd-media/                                        10-Apr-2019 21:55    -   
[DIR] cdrom/                                           10-Apr-2019 21:55    -   
[   ] SHA256SUMS                                       10-Apr-2019 21:55   74K  
[   ] MD5SUMS                                          10-Apr-2019 21:55   55K  
[   ] MANIFEST.udebs                                   10-Apr-2019 21:55   47K  
[   ] MANIFEST                                         10-Apr-2019 21:55  1.7K
Apache/2.2 Server at debian.noc.ntua.gr Port 80