Email Formats

{
  "mx": [
    "20 cornerstonearchitecture-ca.p20.mxthunder.net.",
    "30 cornerstonearchitecture-ca.p30.mxthunder.net.",
    "10 cornerstonearchitecture-ca.p10.mxthunder.com.",
    "40 cornerstonearchitecture-ca.p40.mxthunder.net."
  ],
  "spf": [
    "v=spf1 include:_spf.google.com include:spf.mxthunder.com ~all"
  ]
}