Email Formats

{
  "mx": [
    "10 d401450.a.ess.ca.barracudanetworks.com.",
    "15 d401450.b.ess.ca.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:mailgun.org include:spf.ess.ca.barracudanetworks.com include:outbound.zerospam.ca ~all"
  ]
}