ftp.ntua.gr:/ubuntu/dists/groovy-security/restricted/binary-i386/by-hash/SHA256/?C=M&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] ee08f904ad9d616b51c5b8625861aef737a5c5569acca..> 24-Apr-2020 16:54  110   
[   ] 073aef52cef10d473bf8c0c652cda303cc0404d94be7b..> 23-Apr-2021 22:53   14K  
[   ] 1071c0cfa18a4e73cc5fdd3375e89fdb6ab446bfefeb7..> 23-Apr-2021 22:53   17K
Apache/2.2 Server at ftp.ntua.gr Port 80