ftp.ntua.gr:/debian/dists/oldstable-backports/main/debian-installer/binary-amd64/?C=N&O=D 
Icon  Name                                                     Last modified      Size  
[DIR] Parent Directory                                                              -   
[DIR] by-hash/                                                 07-Jul-2019 17:21    -   
[   ] Release                                                  30-Aug-2019 11:21  178   
[   ] Packages.xz                                              09-Sep-2021 16:56  1.0K
Apache/2.2 Server at ftp.grnet.gr Port 80