Email Formats

{
  "mx": [
    "10 mustanggroup.com.1.0001.arsmtp.com.",
    "20 mustanggroup.com.2.0001.arsmtp.com."
  ],
  "spf": [
    "v=spf1 include:exghost.com include:appriver.com include:mustanggroup.com.spf.auto.dnssmarthost.net ~all"
  ]
}