Email Formats

{
  "mx": [
    "10 mx1.dnn4less.com.",
    "20 mx2.dnn4less.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:66.35.110.0/24 ip4:64.68.190.0/24 include:spf.constantcontact.com ~all"
  ]
}