Email Formats

{
  "mx": [
    "20 d139022b.ess.barracudanetworks.com.",
    "10 d139022a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a:cuda.backbonesystems.ca include:spf.ess.barracudanetworks.com ip4:74.50.224.199/24 ~all"
  ]
}