Email Formats

{
  "mx": [
    "10 mx1.suremail.cn.",
    "10 mx3.suremail.cn.",
    "10 mx4.suremail.cn.",
    "10 mx2.suremail.cn."
  ],
  "spf": [
    "v=spf1 include:spf.suremail.cn -all"
  ]
}