ftp.ntua.gr:/mirror/ubuntu/dists/precise-proposed/main/uefi/grub2-amd64/current/?C=D&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] SHA256SUMS                                       21-Jul-2016 16:43  481   
[   ] SHA256SUMS.gpg                                   21-Jul-2016 16:43  198   
[DIR] control/                                         21-Jul-2016 16:43    -   
[   ] gcdx64.efi                                       21-Jul-2016 16:43  810K  
[   ] gcdx64.efi.signed                                21-Jul-2016 16:43  812K  
[   ] grubx64.efi                                      21-Jul-2016 16:43  773K  
[   ] grubx64.efi.signed                               21-Jul-2016 16:43  775K  
[   ] version                                          21-Jul-2016 16:43   18
Apache/2.2 Server at ftp.grnet.gr Port 80