Email Formats

{
  "mx": [
    "10 d246817a.ess.barracudanetworks.com.",
    "20 d246817b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:68.226.45.172 include:spf.ess.barracudanetworks.com  include:spf.protection.outlook.com ~all"
  ]
}