ftp.ntua.gr:/debian/dists/stretch-proposed-updates/non-free/binary-powerpc/by-hash/SHA256/?C=N&O=A 
Icon  Name                                                                    Last modified      Size  
[DIR] Parent Directory                                                                             -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275        18-Jun-2017 11:11   32   
[   ] b24adcc1b1a11b0d1f5e53582d368f02dfd4885f35f54deba33f77d4560a8f3a        14-Aug-2021 16:55  131   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec        19-Jun-2017 23:59   20
Apache/2.2 Server at debian.noc.ntua.gr Port 80