Email Formats

{
  "mx": [
    "10 d165056a.ess.barracudanetworks.com.",
    "20 d165056b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:170.249.238.33 include:_spf.google.com ~all"
  ]
}