Email Formats

{
  "mx": [
    "10 d120361a.ess.barracudanetworks.com.",
    "20 d120361b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx include:spf.protection.outlook.com ip4:64.235.144.0/20 -all"
  ]
}