Email Formats

{
  "mx": [
    "0 infocast-com-hk.mail.protection.outlook.com.",
    "10 mail.infocast.com.hk.",
    "30 mailbackup.infocast.com.hk."
  ],
  "spf": [
    "v=spf1 include:spf.protection.outlook.com -all"
  ]
}