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  • Re: NDR's from spoofed Email

    This is a great site for creating an SPF record: http://old.openspf.org/wizard.html, we often recommend it for our clients as well. However, if you are not certain of all the places that are able to send mail on your behalf (fax machine, 3rd party services, websites etc) it can cause problems. Another great wizard is available from Microsoft at ...
    Posted to Ask MXToolbox (Forum) by Wendy on August 13, 2008