ftp.ntua.gr:/mirror/ubuntu/dists/trusty-security/main/binary-amd64/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] Release                                          29-May-2020 11:06  105   
[   ] Packages.gz                                      29-May-2020 11:06  1.0M  
[   ] Packages.bz2                                     29-May-2020 11:06  816K
Apache/2.2 Server at ftp.grnet.gr Port 80