Email Formats

{
  "mx": [
    "30 cdcmail02.zurichna.com.",
    "40 cdcmail01.zurichna.com.",
    "30 resmail02.zurichna.com.",
    "10 zuhamail02.zurich.com.",
    "10 scunmail01.zurich.com.",
    "10 zuhamail01.zurich.com.",
    "40 resmail01.zurichna.com."
  ],
  "spf": []
}