Email Formats

{
  "mx": [
    "10 d128436a.ess.barracudanetworks.com.",
    "20 d128436b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ip4:75.144.204.201 ip4:104.226.192.90 -all"
  ]
}