Email Formats

{
  "mx": [
    "10 mx00.1and1.com.",
    "11 mx01.1and1.com."
  ],
  "spf": [
    "v=spf1 ip4:209.182.195.30 +a +mx +ip4:74.221.218.10 +ip4:74.221.216.140 ~all"
  ]
}