Email Formats

{
  "mx": [
    "1 smtp.google.com."
  ],
  "spf": [
    "v=spf1 ip4:67.231.154.164 include:_spf.google.com include:_spf.paubox.com include:spf.us.emailservice.io include:spf.zomentummail.com spf1.include:sendgrid.net ~all",
    "v=spf1 include:sendgrid.net -all"
  ]
}