ftp.ntua.gr:/debian/dists/buster-backports/main/debian-installer/binary-amd64/by-hash/SHA256/?C=S&O=D 
Icon  Name                                                                       Last modified      Size  
[DIR] Parent Directory                                                                                -   
[   ] c26771a992f91b9ca664c7a06dde5a2d7e5fa4fce1c3f48489a9078760230326           20-Aug-2021 11:04   24K  
[   ] a5938b3c4942896ec33c60a11c13f60dc2fe701b1547c97028d27982ea4ff569           01-Apr-2022 04:58   15K  
[   ] f0eb1e942a327275d818e7d851df1bb15c78f83f83b37146a63f8858b609b6ce           22-Sep-2022 14:10  8.4K  
[   ] afe9d9335c754aeb02475326fde4550bc848f7b5a51d67b4e17e4c0bebbe186d           07-Apr-2019 23:17  176
Apache/2.2 Server at debian.noc.ntua.gr Port 80