ftp.ntua.gr:/debian/dists/stretch-backports/contrib/Contents-source.diff/by-hash/SHA256/?C=M&O=A 
Icon  Name                                                                  Last modified      Size  
[DIR] Parent Directory                                                                           -   
[   ] 5741e157c861fdaa3467a4910410108b5f6cdbc31b19c84572a314a86e2e220a      09-Dec-2020 10:05   23K
Apache/2.2 Server at ftp.ntua.gr Port 80