Email Formats

{
  "mx": [
    "1 SMTP.GOOGLE.com."
  ],
  "spf": [
    "v=spf1 ip4:51.79.18.187 ip4:192.95.32.176 +a +mx +ip4:54.39.68.75 +include:_spf.mi.serversignin.com ~all"
  ]
}