Email Formats

{
  "mx": [
    "10 pfe-inc.com.1.0001.arsmtp.com.",
    "20 pfe-inc.com.2.0001.arsmtp.com."
  ],
  "spf": [
    "v=spf1 a mx include:appriver.com include:spf.ashdowntech.com ~all"
  ]
}