Email Formats

{
  "mx": [
    "20 d271788b.ess.barracudanetworks.com.",
    "10 d271788a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a ip4:72.52.68.68 include:spf.ess.barracudanetworks.com include:mailgun.org ~all"
  ]
}