Email Formats

{
  "mx": [
    "10 d297072a.ess.barracudanetworks.com.",
    "10 d297072b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:216.87.89.4 ip4:216.87.89.5 include:spf.ess.barracudanetworks.com -all"
  ]
}