Email Formats

{
  "mx": [
    "15 d66629a.ess.barracudanetworks.com.",
    "20 d66629b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:199.243.111.103 include:spf.ess.barracudanetworks.com -all"
  ]
}