Email Formats

{
  "mx": [
    "20 d253931b.ess.barracudanetworks.com.",
    "10 d253931a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:emailsrvr.com include:spf.ess.barracudanetworks.com include:_spf.e2ma.net ~all"
  ]
}