Dnsstuff.com also have a great check of everything that needs to be
configured correctly on your system. It doesn't check for compromises
though.
On 11/18/07 2:59 PM, "Paul Aviles" <paul.aviles (at mark) nickelnetworks.com> wrote:
> Donald, try this first. It will give you some indication if your server
> is an open relay.
>
> http://www.abuse.net/relay.html
>
> Regards,
>
> Paul
>
> -----Original Message-----
> From: Donald Zimmer [mailto:dwz (at mark) usa.net]
> Sent: Sunday, November 18, 2007 12:44 PM
> To: coba-e (at mark) bluequartz.org
> Subject: [coba-e:11175] Email Blacklisted
>
> Hi Everyone,
>
> Eeeek! My email server has been blacklisted by Spamhaus and others but
> I'm
> not sure how to determine why. I don't want to delist myself until I
> find
> fix the problem.
>
> My Senderbase report shows a volume increase of 1841% since last month
> so
> something bad is happening.
>
> Can anyone suggest an approach to this? How do I know how and where it
> is
> getting through?
>
> Thanks for any suggestions!
>
> Don
>
>
>
>
>