Email Formats

{
  "mx": [
    "50 mxn.learnware.ru.",
    "10 mx.learnware.ru."
  ],
  "spf": [
    "v=spf1 include:send-box.ru include:spf.unisender.com +ip4:84.38.188.107 +ip4:188.93.22.222 +a +mx"
  ]
}