Email Formats

{
  "mx": [
    "10 ksmg.inmetro.gov.br."
  ],
  "spf": [
    "v=spf1 a mx ip4:200.20.212.120 ip4:200.20.212.121 ip4:200.20.212.42 ip4:200.20.212.46 -all"
  ]
}