Email Formats

{
  "mx": [
    "0 d186453a.ess.barracudanetworks.com.",
    "1 d186453b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:38.65.200.115 include:email.concretestructures.net include:spf.ess.barracudanetworks.com -all"
  ]
}