ftp.ntua.gr:/debian/dists/Debian9.13/main/installer-arm64/20170615+deb9u9/images/netboot/?C=N&O=D 
Icon  Name                                                                  Last modified      Size  
[DIR] Parent Directory                                                                           -   
[   ] netboot.tar.gz                                                        12-Jul-2020 20:49   26M  
[   ] mini.iso                                                              12-Jul-2020 20:49   38M  
[DIR] debian-installer/                                                     12-Jul-2020 20:49    -
Apache/2.2 Server at ftp.ntua.gr Port 80