ftp.ntua.gr:/debian/dists/Debian11.0/main/installer-arm64/20210731+deb11u3/images/netboot/debian-installer/arm64/grub/ 
Icon  Name                                                                                                  Last modified      Size  
[DIR] Parent Directory                                                                                                           -   
[DIR] arm64-efi/                                                                                            22-Mar-2022 19:37    -   
[   ] font.pf2                                                                                              11-Jul-2021 02:37  4.9K  
[   ] grub.cfg                                                                                              22-Mar-2022 19:37   14K
Apache/2.2 Server at ftp.grnet.gr Port 80