ftp.ntua.gr:/debian/dists/stable-backports/non-free-firmware/source/by-hash/SHA256/?C=M&O=A 
Icon  Name                                                             Last modified      Size  
[DIR] Parent Directory                                                                      -   
[   ] 0040f94d11d0039505328a90b2ff48968db873e9e7967307631bf40ef5679275 19-Jul-2022 05:00   32   
[   ] aec3501f477a3a1b52304e0a9bc05fc7ef4ad3c7f930cf2d5396323b78d6be6c 19-Jul-2022 05:15  191   
[   ] bb8e3d78c851e05a271f693b5507378409f6f480c6bdd5f406336b678ff75e22 10-Jun-2023 14:24  190
Apache/2.2 Server at debian.noc.ntua.gr Port 80