Email Formats

{
  "mx": [
    "30 computermd-net.p30.mxthunder.net.",
    "40 computermd-net.p40.mxthunder.net.",
    "10 computermd-net.p10.mxthunder.com.",
    "20 computermd-net.p20.mxthunder.net."
  ],
  "spf": [
    "v=spf1 a mx ip4:47.22.69.131 -all"
  ]
}