Email Formats

{
  "mx": [
    "5 zuche-com.corpsmtp.net.",
    "7 zuche-com.corpsmtp.cn.",
    "15 mailmx.zuche.com.",
    "16 mailmxb.zuche.com."
  ],
  "spf": [
    "v=spf1 include:a.spf.zuche.com  include:b.spf.zuche.com  include:c.spf.zuche.com include:_s.corp-email.com -all"
  ]
}