ftp.ntua.gr:/debian/dists/stretch-updates/non-free/Contents-amd64.diff/by-hash/MD5Sum/?C=M&O=D 
Icon  Name                                                                Last modified      Size  
[DIR] Parent Directory                                                                         -   
[   ] 1087188d779fb9083fb905dbf38a61b9                                    13-Apr-2021 23:02  1.7K
Apache/2.2 Server at debian.noc.ntua.gr Port 80