Email Formats

{
  "mx": [
    "21 route3.mx.cloudflare.net.",
    "74 route2.mx.cloudflare.net.",
    "75 route1.mx.cloudflare.net."
  ],
  "spf": [
    "v=spf1 include:_spf.mx.cloudflare.net include:sendgrid.net ~all"
  ]
}