Email Formats

{
  "mx": [
    "10 d121044a.ess.barracudanetworks.com.",
    "20 d121044b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx a:tracker-sequencer.com ip4:51.141.53.110 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all"
  ]
}