ftp.ntua.gr:/mirror/ubuntu/dists/focal-proposed/main/dist-upgrader-all/20.04.30/?C=N&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[TXT] DevelReleaseAnnouncement                         20-Jan-2021 02:38  1.6K  
[TXT] DevelReleaseAnnouncement.html                    20-Jan-2021 02:38  2.4K  
[TXT] EOLReleaseAnnouncement                           20-Jan-2021 02:38  2.0K  
[TXT] EOLReleaseAnnouncement.html                      20-Jan-2021 02:38  2.9K  
[TXT] ReleaseAnnouncement                              20-Jan-2021 02:38  1.7K  
[TXT] ReleaseAnnouncement.html                         20-Jan-2021 02:38  2.6K  
[   ] focal.tar.gz                                     20-Jan-2021 02:38  1.3M  
[   ] focal.tar.gz.gpg                                 20-Jan-2021 02:38  1.5K
Apache/2.2 Server at ftp.ntua.gr Port 80