On Thu, Apr 25, 2019 at 3:34 PM James Morris <jmorris@xxxxxxxxx> wrote: > > > > Please fix. > > It's the correct SMTP server for linux.microsoft.com. In that case, it seems that your SMTP server is misconfigured, and shouldn't be used. > linux.microsoft.com. 3600 IN TXT "v=spf1 ip4:13.77.154.182 -all" > linux.microsoft.com. 3600 IN TXT "v=DMARC1;p=none;pct=100;rua=mailto:jamorris@xxxxxxxxxxxxx" > > We don't have DKIM set up yet. I get dmarc=fail (p=REJECT sp=REJECT dis=QUARANTINE) header.from=microsoft.com because the microsoft.com DMARC rules will be triggered before the "linux.microsoft.com" rules are. Linus