Email Formats

{
  "mx": [
    "10 d215208b.ess.barracudanetworks.com.",
    "0 d215208a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:24.248.208.195 include:spf.ess.barracudanetworks.com -all"
  ]
}