Email Formats

{
  "mx": [
    "0 networkrail-co-uk.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 mx include:_spf.networkrail.co.uk include:spf.protection.outlook.com include:amazonses.com include:spf.ecase.co.uk include:sendgrid.net include:_spf.salesforce.com ~all"
  ]
}