Email Formats

{
  "mx": [
    "10 d161238a.ess.barracudanetworks.com.",
    "20 d161238b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:sparkpostmail.com include:spf.mandrillapp.com  include:spf.ess.barracudanetworks.com -all"
  ]
}