Email Formats

{
  "mx": [
    "5 gmail-smtp-in.l.google.com.",
    "5 alt1.gmail-smtp-in.l.google.com."
  ],
  "spf": [
    "v=spf1 include:_spf.google.com include:_spf.worldposta.com +mx +ip4:58.27.149.17 +ip4:95.45.250.225 -all"
  ]
}