Email Formats

{
  "mx": [
    "0 intmassy.com.",
    "0 mail.intmassy.com.",
    "10 mxa.mailgun.org.",
    "10 mxb.mailgun.org."
  ],
  "spf": [
    "v=spf1 +include:secureserver.net +include:mailgun.org +mx +a +ip4:72.167.221.41 ~all"
  ]
}