Email Formats

{
  "mx": [
    "0 ALT1.ASPMX.L.GOOGLE.com.",
    "10 ASPMX.L.GOOGLE.com.",
    "15 aspmx2.googlemail.com.",
    "20 aspmx3.googlemail.com.",
    "5 alt2.ASPMX.L.GOOGLE.com."
  ]
}