Email Formats

{
  "mx": [
    "10 mxg.era.aero.",
    "20 mx1.era.aero."
  ],
  "spf": [
    "v=spf1 mx ip4:212.20.103.162 ip4:104.47.0.0/17 include:spf.protection.outlook.com include:spf.mandrillapp.com ~all"
  ]
}