Email Formats

{
  "mx": [
    "10 d220913b.ess.barracudanetworks.com.",
    "0 d220913a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:mailgun.org include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:u21643348.wl099.sendgrid.net ~all"
  ]
}