Email Formats

{
  "mx": [
    "5 alt2.aspmx.l.google.com.",
    "15 mxa.mailgun.org.",
    "15 mxb.mailgun.org."
  ],
  "spf": [
    "v=spf1 +include:sendgrid.net ~all +include:spf.google.com ~all +include:spf.mandrillapp.com ~all",
    "v=spf1 include:mailgun.org ~all"
  ]
}