Email Formats

{
  "mx": [
    "6 d86596b.ess.barracudanetworks.com.",
    "5 d86596a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a include:spf.ess.barracudanetworks.com ip4:54.183.45.83 ~all"
  ]
}