Email Formats

{
  "mx": [
    "5 mxbiz1.qq.com.",
    "10 mxbiz2.qq.com."
  ],
  "spf": [
    "v=spf1 mx ip4:171.221.202.102  ip4:54.222.195.203 ip4:123.59.58.107 ip4:45.63.122.145 ip4:108.61.126.222 ip4:45.63.124.23 ip4:101.200.231.94 ip4:54.223.32.61  ~all",
    "v=spf1 include:spf.mail.qq.com ~all"
  ]
}