Email Formats

{
  "mx": [
    "3 mx1.spamgateway.cn.",
    "1 mx.spamgateway.cn."
  ],
  "spf": [
    "v=spf1 ip4:121.15.165.243 include:spf.mailrelay.cn include:mx1.baoshantou.cc -all"
  ]
}