Email Formats

{
  "mx": [
    "10 d170900a.ess.barracudanetworks.com.",
    "20 d170900b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:208.65.144.81 ip4:72.32.30.224 ip4:204.131.187.50 ip4:63.158.16.58 ip4:45.52.6.26 ip4:158.247.77.154 ip4:208.80.200.0/21 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com -all"
  ]
}