Email Formats

{
  "mx": [
    "2 d18490b.ess.barracudanetworks.com.",
    "1 d18490a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:174.73.72.242 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all"
  ]
}