Email Formats

{
  "mx": [
    "10 mail04.rostechn.ru.",
    "10 mail05.rostechn.ru."
  ],
  "spf": [
    "v=spf1 mx ip4:81.211.67.214 ip4:212.33.20.238 ip4:194.190.191.50 ip4:194.190.191.51 ~all"
  ]
}