Email Formats

{
  "mx": [
    "5 marketingresearchresources-com.mail.protection.outlook.com.",
    "0 mrr-com0c.mail.protection.outlook.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:209.51.183.3 ip4:209.51.183.9 ip4:12.179.242.120  include:spf.protection.outlook.com include:spf-us.emailsignatures365.com ~all"
  ]
}