Email Formats

{
  "mx": [
    "20 d31559b.ess.barracudanetworks.com.",
    "10 d31559a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:67.65.179.204/29 include:spf.ess.barracudanetworks.com ~all"
  ]
}