ftp.ntua.gr:/debian/dists/sid/main/installer-arm64/20200314/images/u-boot/?C=S&O=D 
Icon  Name                                                    Last modified      Size  
[DIR] Parent Directory                                                             -   
[   ] pinebook.img.gz                                         14-Mar-2020 09:16  329K  
[   ] pine64_plus.img.gz                                      14-Mar-2020 09:16  324K  
[   ] a64-olinuxino.img.gz                                    14-Mar-2020 09:16  323K  
[   ] teres_i.img.gz                                          14-Mar-2020 09:16  323K  
[   ] orangepi_zero_plus2.img.gz                              14-Mar-2020 09:16  315K  
[   ] nanopi_neo2.img.gz                                      14-Mar-2020 09:16  314K
Apache/2.2 Server at debian.noc.ntua.gr Port 80