ftp.ntua.gr:/ubuntu/dists/groovy-security/main/signed/linux-kvm-amd64/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] current/                                         11-May-2021 23:38    -   
[DIR] 5.8.0-1027.29/                                   11-May-2021 23:38    -   
[DIR] 5.8.0-1024.26/                                   15-Apr-2021 23:33    -   
[DIR] 5.8.0-1023.25/                                   15-Apr-2021 21:58    -
Apache/2.2 Server at ftp.ntua.gr Port 80