ftp.ntua.gr:/ubuntu/dists/xenial-security/main/signed/linux-hwe-amd64/?C=D&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] 4.15.0-139.143~16.04.1/                          19-Mar-2021 23:13    -   
[DIR] 4.15.0-140.144~16.04.1/                          25-Mar-2021 13:18    -   
[DIR] 4.15.0-142.146~16.04.1/                          16-Apr-2021 00:21    -   
[DIR] current/                                         16-Apr-2021 00:21    -
Apache/2.2 Server at ftp.ntua.gr Port 80