Email Formats

{
  "mx": [
    "20 d310434b.ess.barracudanetworks.com.",
    "10 d310434a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:fiserv.com include:ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.cashedge.com ~all"
  ]
}