ftp.ntua.gr:/debian/dists/buster-backports/contrib/source/by-hash/SHA256/?C=N&O=A 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 133fffe8d3219a5272e174ca6f977deef180c3abe18c8db2638803086f278ac7 01-Apr-2022 10:58  4.8K  
[   ] 554f5e29a4f96dc9e5ab5bd8f7c82e7a1ec04e378a0d49489bcecc3adb2c6cad 02-Aug-2021 22:57  4.8K  
[   ] 72cef75af8490de538af5849294aeca2b75e1c0ed035dbf37e79b248c15e89d7 15-Sep-2022 05:16  4.9K  
[   ] acc82c552d7dffb53de558d0f5cfd74895eefb2b36ee0c0977646d53a712f07a 07-Apr-2019 23:16  180
Apache/2.2 Server at debian.noc.ntua.gr Port 80