Email Formats

{
  "mx": [
    "10 qiye163mx02.mxmail.netease.com.",
    "5 qiye163mx01.mxmail.netease.com."
  ],
  "spf": [
    "v=spf1 +a +mx +ip4:67.20.76.157 +include:spf.163.com -all"
  ]
}