Email Formats

{
  "mx": [
    "1 aspmx.l.google.com.",
    "1 _dc-mx.c7c8935d4f72.vertexbillingsolutions.com.",
    "10 alt3.aspmx.l.google.com.",
    "10 alt4.aspmx.l.google.com.",
    "5 alt1.aspmx.l.google.com.",
    "5 alt2.aspmx.l.google.com."
  ]
}