Email Formats

{
  "mx": [
    "40 mycronic-com.mx4.mx25.net.",
    "30 mycronic-com.mx3.mailanyone.net.",
    "20 mycronic-com.mx2.mx25.net.",
    "10 mycronic-com.mx1.mailanyone.net."
  ],
  "spf": [
    "v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all"
  ]
}