Email Formats

{
  "mx": [
    "0 sis-edu-hk.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 ip4:218.188.213.250 include:spf.protection.outlook.com include:_spf.esf.edu.hk include:sendgrid.net ~all"
  ]
}