Email Formats

{
  "mx": [
    "10 Mx1.mx-relay.com.",
    "20 Mx2.mx-relay.com.",
    "30 Mx3.mx-relay.com.",
    "40 Mx4.mx-relay.com."
  ],
  "spf": [
    "v=spf1 a include:_spf.mx-relay.com include:_spf.psm.knowbe4.com"
  ]
}