Email Formats

{
  "mx": [
    "1 smtp.google.com."
  ],
  "spf": [
    "v=spf1 +a +mx include:nova.com.hk.spf.auto.dnssmarthost.net include:_spf.google.com include:_spf.salesforce.com include:amazonses.com include:emsd1.com include:mailgun.org ~all"
  ]
}