Email Formats

{
  "mx": [
    "10 mx-biz.mail.am0.yahoodns.net."
  ],
  "spf": [
    "v=spf1 mx a:dedaf3b1a.mivamerchant.net a:deda122.mivamerchant.net include:_spf.mail.yahoo.com ~all"
  ]
}