ftp.ntua.gr:/debian/dists/stretch-updates/non-free/debian-installer/ 
Icon  Name                                    Last modified      Size  
[DIR] Parent Directory                                             -   
[DIR] binary-all/                             14-Aug-2021 10:47    -   
[DIR] binary-amd64/                           14-Aug-2021 10:47    -   
[DIR] binary-arm64/                           14-Aug-2021 10:47    -   
[DIR] binary-armel/                           14-Aug-2021 10:47    -   
[DIR] binary-armhf/                           14-Aug-2021 10:47    -   
[DIR] binary-i386/                            14-Aug-2021 10:47    -   
[DIR] binary-mips/                            14-Aug-2021 10:47    -   
[DIR] binary-mips64el/                        14-Aug-2021 10:47    -   
[DIR] binary-mipsel/                          14-Aug-2021 10:47    -   
[DIR] binary-powerpc/                         14-Aug-2021 10:47    -   
[DIR] binary-ppc64el/                         14-Aug-2021 10:47    -   
[DIR] binary-s390x/                           14-Aug-2021 10:47    -
Apache/2.2 Server at ftp.ntua.gr Port 80