Email Formats

{
  "mx": [
    "20 d343690b.ess.barracudanetworks.com.",
    "10 d343690a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a include:relay.mailchannels.net include:_spf.elasticemail.com include:spf.protection.outlook.com include:spf.constantcontact.com include:servers.mcsv.net -all"
  ]
}