PR and link checker not working

[motiar]

I install the AXScripts version 0.3 , but the PR and the link checker doesn't working...
I contact my hosting support and they can't find the problem.
curl is enabled
please take a look at the php info maybe you will find what is wrong.
http://89.185.228.9/phpinfo.php
thanks,
Moti

[Darksoul]

Make sure you don't have a firewall blocking outgoing connections on port 80