ftp.ntua.gr:/debian/dists/stretch-backports/non-free/debian-installer/ 
Icon  Name                                      Last modified      Size  
[DIR] Parent Directory                                               -   
[DIR] binary-all/                               27-May-2022 05:23    -   
[DIR] binary-amd64/                             27-May-2022 05:23    -   
[DIR] binary-arm64/                             27-May-2022 05:23    -   
[DIR] binary-armel/                             27-May-2022 05:23    -   
[DIR] binary-armhf/                             27-May-2022 05:23    -   
[DIR] binary-i386/                              27-May-2022 05:23    -   
[DIR] binary-mips/                              27-May-2022 05:23    -   
[DIR] binary-mips64el/                          27-May-2022 05:23    -   
[DIR] binary-mipsel/                            27-May-2022 05:23    -   
[DIR] binary-ppc64el/                           27-May-2022 05:23    -   
[DIR] binary-s390x/                             27-May-2022 05:23    -
Apache/2.2 Server at debian.noc.ntua.gr Port 80