slow connection

my site < http://supersports.altervista.org/ > is very slow, sometimes goes offline and sometimes i can't get on the control panel or the ftp. i used only 10.4% of traffic and 16.1% of space, nonetheless is very very slow...what is happening? are updating the server?

[Gianluca]

supersports:

il tre problem persists please peform these tests: http://forum.en.altervista.org/issue...-problems.html and post the results.