ftp.ntua.gr:/debian/dists/stretch-updates/contrib/debian-installer/binary-all/by-hash/MD5Sum/ 
Icon  Name                                                                       Last modified      Size  
[DIR] Parent Directory                                                                                -   
[   ] 0e2c87db72b9408281ee4469e05e8e10                                           18-Jun-2017 11:28   91   
[   ] 4a4dd3598707603b3f76a2378a4504aa                                           19-Jun-2017 23:59   20   
[   ] 8dc5aea5b03dff8595f096f9e368e888                                           18-Jun-2017 11:11   32
Apache/2.2 Server at ftp.grnet.gr Port 80