i got this error message;
> Hi. This is the qmail-send program at yahoo.com.
> I'm afraid I wasn't able to deliver your message to the following
> This is a permanent error; I've given up. Sorry it didn't work out.
> 188.8.131.52 failed after I sent the message.
> Remote host said: 553-Message filtered. Please see the FAQs section on
> 553-at http://www.messagelabs.com/support/
> 553 information. (#5.7.1)
do you know what's wrong with it?