Email Formats

{
  "mx": [
    "10 mx02.mail.alibaba.com.",
    "5 mx01.mail.alibaba.com."
  ],
  "spf": [
    "v=spf1 include:spf.mxhichina.com include:shiningltd.com.spf.auto.dnssmarthost.net -all"
  ]
}