ftp.ntua.gr:/ubuntu/dists/focal/main/dist-upgrader-all/20.04.16/?C=N&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] focal.tar.gz.gpg                                 28-Mar-2020 03:58  1.5K  
[   ] focal.tar.gz                                     28-Mar-2020 03:58  1.3M  
[TXT] ReleaseAnnouncement.html                         28-Mar-2020 03:58  2.6K  
[TXT] ReleaseAnnouncement                              28-Mar-2020 03:58  1.7K  
[TXT] EOLReleaseAnnouncement.html                      28-Mar-2020 03:58  2.9K  
[TXT] EOLReleaseAnnouncement                           28-Mar-2020 03:58  2.0K  
[TXT] DevelReleaseAnnouncement.html                    28-Mar-2020 03:58  2.4K  
[TXT] DevelReleaseAnnouncement                         28-Mar-2020 03:58  1.6K
Apache/2.2 Server at ftp.ntua.gr Port 80