ftp.ntua.gr:/debian/dists/stretch/main/debian-installer/binary-armhf/by-hash/MD5Sum/?C=S&O=A 
Icon  Name                                                              Last modified      Size  
[DIR] Parent Directory                                                                       -   
[   ] 5d8caaa6206335afda12ba89b0c4dee1                                  14-Aug-2021 10:42  122   
[   ] 18a45092f051cb1ffcb1210a77636b2b                                  18-Jul-2020 13:40   48K  
[   ] 2d8edfe31320d878ace5867107eb8600                                  18-Jul-2020 13:40   58K
Apache/2.2 Server at debian.noc.ntua.gr Port 80