Email Formats

{
  "mx": [
    "10 d245180a.ess.barracudanetworks.com.",
    "10 d245180b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:50.87.237.105 +ip4:162.144.187.22 +ip4:66.147.244.217 include:spf.groupm7.com -all"
  ]
}