Email Formats

{
  "mx": [
    "1 smtp.google.com."
  ],
  "spf": [
    "v=spf1 mx ip4:207.38.69.0/25 ip4:184.183.157.42 ip4:184.183.153.240/29 include:mailgun.org include:_spf.google.com ~all"
  ]
}