Email Formats

{
  "mx": [
    "16 d34593b.ess.barracudanetworks.com.",
    "15 d34593a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx include:spf.ess.barracudanetworks.com ~all"
  ]
}