Email Formats

{
  "mx": [
    "10 etrack1-com.mail.protection.outlook.com.",
    "50 smtp.etrack1.com.",
    "100 smtp3.etrack1.com."
  ],
  "spf": [
    "v=spf1 mx ip4:217.116.217.128/27 include:_spf.etrack1.com include:spf.protection.outlook.com include:itsec.etrack1.com ~all"
  ]
}