Email Formats

{
  "mx": [
    "0 mail05.intercenter.com.br."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:189.45.242.64/27 include:spf.shopback.com.br include:amazonses.com include:_spf.rdstation.com.br include:_spf.tray.com.br include:sendgrid.net ~all"
  ]
}