ftp.ntua.gr:/debian/dists/stretch-updates/non-free/debian-installer/binary-powerpc/by-hash/MD5Sum/ 
Icon  Name                                                                            Last modified      Size  
[DIR] Parent Directory                                                                                     -   
[   ] 4a4dd3598707603b3f76a2378a4504aa                                                19-Jun-2017 23:59   20   
[   ] 65f45e786740544c1b49550c76d25d7e                                                18-Jun-2017 11:28   96   
[   ] 8dc5aea5b03dff8595f096f9e368e888                                                18-Jun-2017 11:11   32
Apache/2.2 Server at debian.noc.ntua.gr Port 80