Email Formats

{
  "mx": [
    "20 mail.biz-email.net.",
    "10 heag-com.corpsmtp.cn.",
    "5 heag-com.corpsmtp.net.",
    "15 cnc.biz-email.net."
  ],
  "spf": [
    "v=spf1 ip4:61.153.30.142 ip4:221.12.66.66 ip4:61.153.30.138 ip4:61.153.30.139 ip4:61.153.30.140 ip4:61.153.30.141 ip4:221.12.66.67 ip4:221.12.66.68 ip4:221.12.66.69 include:_s.corp-email.com -all"
  ]
}