Email Formats

{
  "mx": [
    "200 cluster5a.us.messagelabs.com.",
    "100 cluster5.us.messagelabs.com."
  ],
  "spf": [
    "v=spf1 include:spf.nsk.com include:spf.messagelabs.com include:143648503.spf08.hubspotemail.net include:smp.ne.jp include:spf.protection.outlook.com include:_spf.salesforce.com -all"
  ]
}