Email Formats

{
  "mx": [
    "10 d240954a.ess.barracudanetworks.com.",
    "20 d240954b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a:smtp-out.columbusarthritis.com ip4:168.215.104.216/29 include:spf.ess.barracudanetworks.com ~all"
  ]
}