The rfc5321.MailFrom is empty: MAIL FROM:<> The ehlo field presented to the recipient from the third party relay contains the domain of the third party: EHLO thirdparty.org
The from header contains the original sender's email address: From: John Doe <[email protected]> -----Original Message----- From: Dave Crocker [mailto:[email protected]] Sent: 30 April 2015 14:53 To: John Mears; [email protected] Subject: Re: [dmarc-ietf] DMARC,SPF, null senders, and indirect mail flow On 4/30/2015 6:37 AM, John Mears wrote: > Hi. > > I wonder if people on this list can help me with a question about > correct behavior of DMARC and SPF in a situation involving an email > with a null sender. I assume you mean an empty SMTP rfc5321.MailFrom command and probably and empty SMTP EHLO field? Rather than, say, an empty rfc5322.From field? d/ _______________________________________________ dmarc mailing list [email protected] https://www.ietf.org/mailman/listinfo/dmarc
