Email Formats

{
  "mx": [
    "6 cdn.corpemail.net.",
    "10 cnc.biz-email.net.",
    "10 cdn.corp-email.cn.",
    "10 mail.biz-email.net.",
    "5 bgp.corpemail.net."
  ],
  "spf": [
    "v=spf1 include:_s.corp-email.com -all"
  ]
}