Email Formats

{
  "mx": [
    "10 d206360a.ess.barracudanetworks.com.",
    "20 d206360b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.ess.barracudanetworks.com mx include:ccsend.com include:mailgun.org include:spf.constantcontact.com ~all"
  ]
}