Email Formats

{
  "mx": [
    "10 d408556.a.ess.ca.barracudanetworks.com.",
    "10 d408556.b.ess.ca.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:69.17.139.0/24 ip4:69.20.234.0/24 a ~all"
  ]
}