ftp.ntua.gr:/ubuntu/dists/focal/restricted/cnf/by-hash/SHA256/?C=S&O=D 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] 7fd382463b1b9148f5b20b83674fd4c33b24b9f3627b6..> 22-Apr-2020 11:30  392   
[   ] 087feb44d2cc4567953596357ccf75ed561aef0b769af..> 27-Mar-2020 06:40  320   
[   ] e64d7334f0fd2628dabade9831531fbe6ea420ae8c485..> 27-Mar-2020 06:40  316   
[   ] 74ca8ae489ebca769a68ea16f4d553c6d6ac2a9e82c85..> 25-Oct-2019 08:52  108   
[   ] 3181ae42e55fbdfef34c3b200aac3a139e4e4445ab32f..> 25-Oct-2019 08:52  108   
[   ] 20b3057c03fed069c71a98348d65eef7cea377adcb42e..> 25-Oct-2019 08:52  108
Apache/2.2 Server at ftp.ntua.gr Port 80