Email Formats

{
  "mx": [
    "10 d335536a.ess.barracudanetworks.com.",
    "20 d335536b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:_spf.google.com include:spf.ess.barracudanetworks.com -all"
  ]
}