Email Formats

{
  "mx": [
    "10 mail10.rosneft.ru.",
    "10 mail11.rosneft.ru.",
    "10 mail12.rosneft.ru.",
    "30 mail13.rosneft.ru.",
    "70 mail14.rosneft.ru.",
    "80 mail15.rosneft.ru."
  ],
  "spf": [
    "v=spf1 mx ip4:185.51.158.11 ip4:185.51.158.12 ip4:185.51.158.13 -all"
  ]
}