Email Formats

{
  "mx": [
    "20 imss2.huaan.com.cn.",
    "10 imss.huaan.com.cn."
  ],
  "spf": [
    "v=spf1 ip4:222.66.40.0/27 ip4:58.247.65.32/28 ip4:222.66.164.128/27 ip4:210.13.110.192/27 -all"
  ]
}