Email Formats

{
  "mx": [
    "20 d136920b.ess.barracudanetworks.com.",
    "10 d136920a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.constantcontact.com ip4:208.75.123.0/24  ip4:64.235.144.0/20 ip4:209.222.80.0/21 -all"
  ]
}