Email Formats

{
  "mx": [
    "45 mail.smithcorona.com.",
    "50 mail-gw.smithcorona.com."
  ],
  "spf": [
    "v=spf1 mx ip4:24.123.10.200 ip4:207.89.33.80 ip4:207.89.33.82 a:mailer.pubco.org include:_spf.google.com include:amazonses.com ~all"
  ]
}