global::dmarc

Domain-based message authentication, reporting and conformance implementation specified by RFC 7489. (https://www.rfc-editor.org/rfc/rfc7489)

`fn` check

fn check() -> Status

Apply the DMARC policy to the mail.

preq and onwards.

#{
  preq: [
    rule "check dmarc" || { dmarc::check() },
  ]
}