Email Formats

{
  "mx": [
    "10 d110544a.ess.barracudanetworks.com.",
    "15 d110544b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.protection.outlook.com include:transmail.net include:spf.ess.barracudanetworks.com include:sendgrid.net ip6:2603:10b6:930:be::16 include:spf.constantcontact.com ~all"
  ]
}