Email Formats

{
  "mx": [
    "10 mxb.mailgun.org.",
    "10 mxa.mailgun.org."
  ],
  "spf": [
    "v=spf1 mx ip4:198.37.150.1/24 ip4:208.94.39.1/24 include:mailgun.org include:spf.mandrillapp.com -all"
  ]
}