ftp.ntua.gr:/mirror/GNOME/sources/gnome-shell-extensions/3.31/?C=M&O=A 
Icon  Name                                             Last modified      Size  Description
[DIR] Parent Directory                                                      -   
[   ] gnome-shell-extensions-3.31.2.news               14-Nov-2018 04:40  158   
[   ] gnome-shell-extensions-3.31.2.sha256sum          14-Nov-2018 04:40  204   
[   ] gnome-shell-extensions-3.31.2.tar.xz             14-Nov-2018 04:40  192K  
[   ] gnome-shell-extensions-3.31.90.news              07-Feb-2019 04:02  190   
[   ] gnome-shell-extensions-3.31.90.sha256sum         07-Feb-2019 04:02  206   
[   ] gnome-shell-extensions-3.31.90.tar.xz            07-Feb-2019 04:02  194K  
[   ] gnome-shell-extensions-3.31.91.news              22-Feb-2019 00:50  301   
[   ] gnome-shell-extensions-3.31.91.sha256sum         22-Feb-2019 00:50  206   
[   ] gnome-shell-extensions-3.31.91.tar.xz            22-Feb-2019 00:50  194K  
[   ] LATEST-IS-3.31.92                                05-Mar-2019 07:30  194K  
[   ] gnome-shell-extensions-3.31.92.news              05-Mar-2019 07:30  112   
[   ] gnome-shell-extensions-3.31.92.sha256sum         05-Mar-2019 07:30  206   
[   ] gnome-shell-extensions-3.31.92.tar.xz            05-Mar-2019 07:30  194K
Apache/2.2 Server at ftp.ntua.gr Port 80