ftp.ntua.gr:/debian/dists/sid/main/installer-amd64/20210606/images/?C=M&O=D 
Icon  Name                                             Last modified      Size  
[DIR] Parent Directory                                                      -   
[   ] udeb.list                                        06-Jun-2021 14:48  6.7K  
[DIR] netboot/                                         06-Jun-2021 14:48    -   
[DIR] hd-media/                                        06-Jun-2021 14:48    -   
[DIR] cdrom/                                           06-Jun-2021 14:48    -   
[   ] SHA256SUMS                                       06-Jun-2021 14:48   76K  
[   ] MD5SUMS                                          06-Jun-2021 14:48   56K  
[   ] MANIFEST.udebs                                   06-Jun-2021 14:48   50K  
[   ] MANIFEST                                         06-Jun-2021 14:48  1.7K
Apache/2.2 Server at debian.noc.ntua.gr Port 80