Email Formats

{
  "mx": [
    "10 d312391a.ess.barracudanetworks.com.",
    "20 d312391b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:sendgrid.net include:mailgun.org ip4:184.177.38.217 ip4:184.177.38.218 ip4:64.253.190.130 ip4:64.253.190.158 ip4:173.252.183.0/24 include:spf.constantcontact.com -all"
  ]
}