Email Formats

{
  "mx": [
    "0 d217494a.ess.barracudanetworks.com.",
    "5 d217494b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx a ip4:104.21.95.53 +include:spf.protection.outlook.com +include:spf.ess.ca.barracudanetworks.com +include:spf.rebelnetworks.com -all"
  ]
}