Email Formats

{
  "mx": [
    "1 usb-smtp-inbound-1.mimecast.com.",
    "1 usb-smtp-inbound-2.mimecast.com."
  ],
  "spf": [
    "v=spf1 include:usb._netblocks.mimecast.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_netblocks.google.com include:_netblocks2.google.com include:_netblocks3.google.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com ~all"
  ]
}