Email Formats

{
  "mx": [
    "10 mx-dfw.smtp.directrouter.com.",
    "20 mx-lon.smtp.directrouter.com."
  ],
  "spf": [
    "v=spf1 +mx +a +ip4:3.141.188.206 +include:relay.mailchannels.net ~all"
  ]
}