Why does the German serve keep on going down?

Keeps on going down every half hour or so

[editline]20th October 2013[/editline]

server*

3 time now in 2 hours ^^

yep

Cause they hosting on http://www.ideal-hosting.biz/ and they use this kind of servers http://www.gmod.eu/managed_gmod_dedicated.php with just 100mbit connection

so, 25 min Downtime?