Email Formats

{
  "mx": [
    "10 ALT4.ASPMX.L.GOOGLE.com.",
    "5 ALT1.ASPMX.L.GOOGLE.com.",
    "1 ASPMX.L.GOOGLE.com.",
    "5 ALT2.ASPMX.L.GOOGLE.com.",
    "10 ALT3.ASPMX.L.GOOGLE.com."
  ]
}