Email Formats

{
  "mx": [
    "20 d137448b.ess.barracudanetworks.com.",
    "10 d137448a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:209.17.115.0/24 ip4:64.69.218.0/24 -all"
  ]
}