Email Formats

{
  "mx": [
    "10 d194753a.ess.barracudanetworks.com.",
    "20 d194753b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a:mail.putty.com include:spf.ess.barracudanetworks.com"
  ]
}