Email Formats

{
  "mx": [
    "10 d69905a.ess.barracudanetworks.com.",
    "20 d69905b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a include:spf.ess.barracudanetworks.com include:mktomail.com include:spf.protection.outlook.com -all"
  ]
}