Email Formats

{
  "mx": [
    "3 mail.biz-email.net.",
    "1 cdn.corpemail.net.",
    "2 cdn.corp-email.cn.",
    "4 cnc.biz-email.net."
  ],
  "spf": [
    "v=spf1 include:_s.corp-email.com -all"
  ]
}