ftp.ntua.gr:/ubuntu/dists/xenial-updates/restricted/binary-amd64/?C=M&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] Release                                          14-May-2021 09:23  110   
[   ] Packages.xz                                      14-May-2021 09:23   10K  
[   ] Packages.gz                                      14-May-2021 09:23   16K  
[DIR] by-hash/                                         25-Apr-2016 00:09    -
Apache/2.2 Server at ftp.ntua.gr Port 80