ftp.ntua.gr:/ubuntu/dists/groovy-updates/restricted/cnf/by-hash/SHA256/?C=M&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] b99c6a865496812f7e4577b4925cc84ccb5aa8917e1b8..> 27-Apr-2020 11:46  116   
[   ] d23afba96204a9372faa0830d41b7652a9ea7bd68dda7..> 27-Apr-2020 11:46  116   
[   ] e056c7865ef29f5164c95bdf1e3b8c1f4511dfcb84b4a..> 23-Nov-2020 12:31  116   
[   ] 5d0a0a39b268a7f9135dad3fb900a314dc2d6a5ffedf8..> 23-Apr-2021 23:32  464   
[   ] 28b490f8e1b111e937bbc1b99b0d52dbb4ef93661eb25..> 23-Apr-2021 23:32  288   
[   ] abc9ffc9c541c02fb4b5ea13d820a1ededf3d62c54243..> 11-May-2021 20:29  188   
[   ] 0771d7d6c20c2611dcbe0208b1722c642976513d1d40f..> 11-May-2021 20:29  372
Apache/2.2 Server at ftp.ntua.gr Port 80