Email Formats

{
  "mx": [
    "4 shsilk-com-cn.apc01-redir.protection.outlook.com.",
    "3 shsilk-com-cn.mail.protection.partner.outlook.cn.",
    "5 mail.shsilk.com.cn."
  ],
  "spf": [
    "v=spf1 ip4:180.167.25.98 mx include:spf.protection.partner.outlook.cn -all"
  ]
}