Email Formats

{
  "mx": [
    "5 mx.chinamobile.com."
  ],
  "spf": [
    "v=spf1 ip4:111.22.67.134/31 ip4:111.22.67.136/30 ip4:111.22.67.140 ip4:111.22.67.151 ip4:218.207.225.149 ip4:218.207.225.150/31 ip4:218.207.225.152/31 ip4:218.207.225.154 -all"
  ]
}