Email Formats

{
  "mx": [
    "10 mail.primetec.ru.",
    "20 mail4.rentelectric.com.",
    "10 mail.izolux.ru.",
    "10 mail.rimas.ru.",
    "10 mail.rentelectric.ru.",
    "10 mail.rentelectric.com."
  ],
  "spf": [
    "v=spf1 ip4:80.253.22.34 a mx -all"
  ]
}