Email Formats

{
  "mx": [
    "100 mx4.efwmx.net.",
    "10 mx2.efwmx.net.",
    "0 croftelectric-com.mail.protection.outlook.com.",
    "100 mx3.efwmx.net.",
    "10 mx1.efwmx.net."
  ],
  "spf": [
    "v=spf1 a mx include:sendgrid.net include:spf.protection.outlook.com -all"
  ]
}