Email Formats

{
  "mx": [
    "5 smtp.google.com."
  ],
  "spf": [
    "v=spf1 ip4:198.168.112.17/28 ip4:68.68.29.244 ip4:68.68.29.0/24  include:_spf.google.com include:mailgun.org include:servers.mcsv.net ptr mx ~all"
  ]
}