ftp.ntua.gr:/debian/dists/stretch-updates/main/binary-all/by-hash/SHA256/?C=N&O=D 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec 13-Apr-2021 22:57   20   
[   ] 5f82d32df08e675cfc184282abe1c38452b6f5a5d605b61ebe32677d018af53a 18-Jun-2017 11:28   88   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275 13-Apr-2021 22:57   32
Apache/2.2 Server at ftp.ntua.gr Port 80