Dunno whether this is serious or not, what with the reference to example.com and all, but if it is ...
I draw your attention to the SPF record’s single clause. If this was a test, it was poorly chosen. $ host -t txt example.com example.com descriptive text "v=spf1 -all" Aloha, Michael. -- Michael J Wise Microsoft Corporation| Spam Analysis "Your Spam Specimen Has Been Processed." Got the Junk Mail Reporting Tool<http://www.microsoft.com/en-us/download/details.aspx?id=18275> ? -----Original Message----- From: mailop [mailto:[email protected]] On Behalf Of David Sgro, Dataspindle Sent: Tuesday, November 15, 2016 11:26 AM To: Terry Barnum <[email protected]>; [email protected] Subject: Re: [mailop] Confused by bounce Possibly a manual blacklist by that domain? -----Original Message----- From: mailop [mailto:[email protected]] On Behalf Of Terry Barnum Sent: Tuesday, November 15, 2016 2:02 PM To: [email protected]<mailto:[email protected]> Subject: [mailop] Confused by bounce If we send email to a specific gmail user we receive a bounce from Hotmail saying it can't deliver due to our DMARC policy. Postfix logs show the email being delivered and accepted by gmail. Email to other gmail users goes through fine. Postfix delivery- Nov 14 18:12:00 mail.example.com postfix/smtp[7000]: 3tHrVm0qyVzKk7bl: to=<[email protected]<mailto:[email protected]>>, relay=gmail-smtp-in.l.google.com[173.194.203.26]:25, delay=0.76, delays=0.02/0.01/0.48/0.24, dsn=2.0.0, status=sent (250 2.0.0 OK 1479175920 p62si24555443pfi.27 - gsmtp) Bounce- Reporting-MTA: dns;BLU004-OMC4S37.hotmail.com Received-From-MTA: dns;NAM04-SN1-obe.outbound.protection.outlook.com Arrival-Date: Mon, 14 Nov 2016 18:12:05 -0800 Final-Recipient: rfc822;[email protected] Action: failed Status: 5.5.0 Diagnostic-Code: smtp;550-5.7.1 Unauthenticated email from example.com is not accepted due to domain's 550-5.7.1 DMARC policy. Please contact the administrator of example.com domain if 550-5.7.1 this was a legitimate mail. Please visit 550-5.7.1 https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fsupport.google.com%2Fmail%2Fanswer%2F2451690&data=02%7C01%7Cmichael.wise%40microsoft.com%7Ce518fcb88cc74cb11d2b08d40d8e5c00%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636148352462936043&sdata=Tp0ESIrlQCEezqrPx6Dea3leznKOTfJZTh07%2B0iGTyw%3D&reserved=0 to learn about the 550 5.7.1 DMARC initiative. xz8si20469041pab.182 - gsmtp I'm confused as to how this can happen. Could the gmail user be forwarding received email to a hotmail account and then back to gmail, breaking DMARC? Thanks, -Terry Terry Barnum digital OutPost Carlsbad, CA https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.dop.com&data=02%7C01%7Cmichael.wise%40microsoft.com%7Ce518fcb88cc74cb11d2b08d40d8e5c00%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636148352462946051&sdata=HvEiLW3Jx%2BtN3hX0fdktiltl2EISl8hYt1xzuJsBuNI%3D&reserved=0 800/464-6434 _______________________________________________ mailop mailing list [email protected]<mailto:[email protected]> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fchilli.nosignal.org%2Fcgi-bin%2Fmailman%2Flistinfo%2Fmailop&data=02%7C01%7Cmichael.wise%40microsoft.com%7Ce518fcb88cc74cb11d2b08d40d8e5c00%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636148352462946051&sdata=qaFPrY5RMNhkSdIMg1eiknu%2BH1HLB0o7qLyr%2FTyJmH8%3D&reserved=0 _______________________________________________ mailop mailing list [email protected]<mailto:[email protected]> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fchilli.nosignal.org%2Fcgi-bin%2Fmailman%2Flistinfo%2Fmailop&data=02%7C01%7Cmichael.wise%40microsoft.com%7Ce518fcb88cc74cb11d2b08d40d8e5c00%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636148352462946051&sdata=qaFPrY5RMNhkSdIMg1eiknu%2BH1HLB0o7qLyr%2FTyJmH8%3D&reserved=0
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