Email Formats

{
  "mx": [
    "5 zjmx5.chinaemail.cn.",
    "10 zjmx10.chinaemail.cn."
  ],
  "spf": [
    "v=spf1 include:spf.chinaemail.cn include:zj.spf.chinaemail.cn ip4:182.61.7.126 -all"
  ]
}