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SMTP 5.7.1 Exchange 2003 error

Your message did not reach some or all of the intended recipients.

Subject:
Sent: 1/31/2008 8:39 AM

The following recipient(s) could not be reached:

user@domain.edu on 1/31/2008 8:40 AM
You do not have permission to send to this recipient. For assistance, contact your system administrator.
<mail.wbu.edu #5.7.1 smtp;550 5.7.1 <user@domain.edu>... HELO mail.wbu.edu from 216.63.140.23 SPF result Fail;

Greg Jacknow

The message:
mail.wbu.edu #5.7.1 smtp;550 5.7.1 <user@domain.edu>... HELO mail.wbu.edu from 216.63.140.23 SPF result Fail;

is from the remote mail system. They are saying you have failed sme sort of spam check and are rejecting your connection or your email.

Make sure you mail server is identifying itself with the right DNS name and reverse DNS is configured to correctly point to that name. This been incorrectly configured is one reason you might ge this message.

copassb

ASKER

Thank you for your quick response.

I have check the SPF Settings in my mail server and the DNS is resolving and correct. THe reverse DNS is also pointing correctly.

What next?

Felix Grushevsky

Hi
mail.wbu.edu resolves to 216.63.140.70
your system is coming from 216.63.140.23
The SPF record for mail.wbu.edu sais "v=spf1 a -all", so the check fails because IP of your system not matching A record for mail.wbu.edu

ASKER CERTIFIED SOLUTION

copassb

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