Email Formats

{
  "mx": [
    "10 msk-ksmg-01.severstal.com.",
    "10 msk-ksmg-02.severstal.com.",
    "10 chr-ksmg-01.severstal.com.",
    "10 chr-ksmg-02.severstal.com."
  ],
  "spf": [
    "v=spf1 ip4:37.230.153.139 mx -all"
  ]
}