ftp.ntua.gr:/debian/dists/oldoldstable-updates/non-free/source/by-hash/SHA256/?C=M&O=A 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 14053332a7f09c50401bb8cabfaead32429191dd44faa16dbed9b5748384e49d 06-Jul-2019 14:27  115   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275 23-Apr-2021 16:57   32   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec 23-Apr-2021 16:57   20
Apache/2.2 Server at debian.noc.ntua.gr Port 80