Email Formats

{
  "mx": [
    "10 mail.aerosun.cn."
  ],
  "spf": [
    "v=spf1 ip4:106.74.18.1 ip4:106.74.152.29 ip4:106.74.152.114 ip4:106.74.152.116 ip4:222.74.31.130 -all"
  ]
}