Email Formats

{
  "mx": [
    "10 d39062a.ess.barracudanetworks.com.",
    "20 d39062b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a +mx include:spf.ess.barracudanetworks.com include:_spf.google.com ip4:67.214.249.115 ~all"
  ]
}