Email Formats

{
  "mx": [
    "5 post.tel.ru."
  ],
  "spf": [
    "v=spf1 +mx +ip4:87.249.23.12 +ip4:87.249.14.90 +ip4:217.147.31.98 +ip4:217.147.31.226 +a:voip.tel.ru -all"
  ]
}