Email Formats

{
  "mx": [
    "10 ptaengineering-com.p10.mxthunder.com.",
    "40 ptaengineering-com.p40.mxthunder.net.",
    "20 ptaengineering-com.p20.mxthunder.net.",
    "30 ptaengineering-com.p30.mxthunder.net."
  ],
  "spf": [
    "v=spf1 ptr ip4:38.94.202.5 a:mail.ptaengineering.com include:spf.spamhero.com -all"
  ]
}