Email Formats

{
  "mx": [
    "10 mx1.hc4255-39.iphmx.com.",
    "100 smtp-relay.esc17.net.",
    "20 mx2.hc4255-39.iphmx.com.",
    "40 esc17-net.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 exists:%{i}.spf.hc4255-39.iphmx.com include:sendgrid.net include:spf.constantcontact.com include:spf.protection.outlook.com ~all"
  ]
}