Email Formats

{
  "mx": [
    "40 alt4.aspmx.i.google.com.",
    "30 alt3.aspmx.i.google.com.",
    "10 alt1.aspmx.i.google.com.",
    "20 alt2.aspmx.i.google.com.",
    "0 aspmx.i.google.com."
  ]
}