ftp.ntua.gr:/ubuntu/dists/xenial/restricted/debian-installer/binary-amd64/by-hash/SHA256/?C=D&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] e7ab72b8f37c7c9c9f6386fb8e3dfa40bf6fe4b678767..> 07-Apr-2016 13:43   40   
[   ] 65de7e01eff8cf2f9a287153971467b1c11811213b64a..> 07-Apr-2016 13:43   64
Apache/2.2 Server at ftp.ntua.gr Port 80