Email Formats

{
  "mx": [
    "5 mx3.lw.com.",
    "5 mx1.lw.com.",
    "5 mx4.lw.com.",
    "5 mx2.lw.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:136.179.7.175 ip4:136.179.7.176 -all"
  ]
}