Email Formats

{
  "mx": [
    "5 mta-01.cefetmg.br.",
    "5 mta-03.cefetmg.br.",
    "5 mta-02.cefetmg.br."
  ],
  "spf": [
    "v=spf1 ip4:200.131.38.93/32 ip4:200.131.38.95/32 ip4:200.131.38.94/32 ip4:200.131.38.91/32 ip4:200.131.38.82/32 -all"
  ]
}