ftp.ntua.gr:/mirror/ubuntu/dists/groovy-updates/universe/debian-installer/binary-amd64/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[DIR] by-hash/                                         24-Apr-2020 16:54    -   
[   ] Packages.xz                                      14-May-2021 09:23  9.4K  
[   ] Packages.gz                                      14-May-2021 09:23   10K
Apache/2.2 Server at ftp.ntua.gr Port 80