dmarcian

Forum discussion tagged with dmarcian.
  1. C

    Question How can I stop nxdomain from spoofing my emails?

    I run Dmarc, SKIM, SPF on all my emails, so I run Dmarcian to monitor all outbound emails... and there are at least a few emails a day coming from China on nxdomain.. random ips, etc... How can I stop these... Can I publish a Dmarc policy for example to stop everything from China? or just...