ftp.ntua.gr:/debian/dists/buster-updates/contrib/debian-installer/binary-arm64/by-hash/SHA256/ 
Icon  Name                                                                        Last modified      Size  
[DIR] Parent Directory                                                                                 -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275            18-Jun-2017 11:11   32   
[   ] 2989fa447e6ba945ae8543465a376683d61598edbdd2cf2a8df9007c60a69a02            06-Jul-2019 14:27  113   
[   ] f61f27bd17de546264aa58f40f3aafaac7021e0ef69c17f6b1b4cd7664a037ec            19-Jun-2017 23:59   20
Apache/2.2 Server at debian.noc.ntua.gr Port 80