ftp.ntua.gr:/ubuntu/dists/bionic/main/uefi/grub-efi-amd64-amd64/2.00-5ubuntu2/ 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] SHA256SUMS                                       25-Oct-2017 02:29  320   
[   ] SHA256SUMS.gpg                                   25-Oct-2017 02:29  819   
[DIR] control/                                         25-Oct-2017 02:29    -   
[   ] grubx64.efi                                      25-Oct-2017 02:29  783K  
[   ] grubx64.efi.signed                               25-Oct-2017 02:29  785K  
[   ] version                                          25-Oct-2017 02:29   14
Apache/2.2 Server at ftp.ntua.gr Port 80