Email Formats

{
  "mx": [
    "10 mx.yandex.net."
  ],
  "spf": [
    "v=spf1 include:_spf.mail.ru include:mailgun.org include:mail.zendesk.com include:_spf.mail-king.ru include:_spf.yandex.net include:mailgun.org -all"
  ]
}