Email Formats

{
  "mx": [
    "10 mail3.4bio.com.br.",
    "30 mail2.4bio.com.br.",
    "20 mail1.4bio.com.br."
  ],
  "spf": [
    "v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:em9230.4bio.com.br -all"
  ]
}