ftp.ntua.gr:/debian/dists/stretch-backports/contrib/binary-arm64/by-hash/SHA256/?C=N&O=D 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] dae2661304b669cc8475704dea9f455d78c855e3c1fd5920969205f657d7357d 18-Jun-2017 11:28  180   
[   ] b38fa627342d9240c60a30b38551a9d1dbe02a2fd90507ab7c4aa9304ad4a8d4 11-Sep-2020 16:57  8.2K  
[   ] 2c330e8282ae745bc40969ae6d3caa9c423fb7deada20c2bde89f427344d916d 11-Sep-2020 16:57  7.6K
Apache/2.2 Server at debian.noc.ntua.gr Port 80