ftp.ntua.gr:/debian/dists/Debian9.13/main/installer-armhf/20170615/images/?C=S&O=D 
Icon  Name                                                    Last modified      Size  
[DIR] Parent Directory                                                             -   
[   ] SHA256SUMS                                              15-Jun-2017 11:34   54K  
[   ] MANIFEST                                                15-Jun-2017 11:34   44K  
[   ] MD5SUMS                                                 15-Jun-2017 11:34   38K  
[   ] MANIFEST.udebs                                          15-Jun-2017 11:34   13K  
[   ] udeb.list                                               15-Jun-2017 11:34  5.5K  
[DIR] u-boot/                                                 15-Jun-2017 11:34    -   
[DIR] network-console/                                        15-Jun-2017 23:55    -   
[DIR] netboot/                                                15-Jun-2017 23:55    -   
[DIR] hd-media/                                               15-Jun-2017 23:55    -   
[DIR] device-tree/                                            15-Jun-2017 23:55    -
Apache/2.2 Server at ftp.ntua.gr Port 80