ftp.ntua.gr:/ubuntu/dists/xenial-security/main/signed/linux-amd64/?C=S&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] 4.4.0-208.240/                                   15-Apr-2021 22:03    -   
[DIR] 4.4.0-209.241/                                   16-Apr-2021 00:21    -   
[DIR] 4.4.0-210.242/                                   23-Apr-2021 11:03    -   
[DIR] current/                                         23-Apr-2021 11:03    -
Apache/2.2 Server at ftp.ntua.gr Port 80