Email Formats

{
  "mx": [
    "0 smtpfilter.crystalcomputer.com."
  ],
  "spf": [
    "v=spf1 mx a include:spf.protection.outlook.com include:spf.memberzone.com include:50065386.spf06.hubspotemail.net include:sendersrv.com a:smtpfilter.crystalcomputer.com ~all"
  ]
}