Email Formats

{
  "mx": [
    "10 mx4.efm.de.",
    "20 mx5.efm.de."
  ],
  "spf": [
    "v=spf1 include:_spf.efm.de include:spf.protection.outlook.com include:143287159.spf03.hubspotemail.net ~all"
  ]
}