Email Formats

{
  "mx": [
    "10 d199325a.ess.barracudanetworks.com.",
    "20 d199325b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:67.53.249.122 ip4:67.53.249.124 include:spf.ess.barracudanetworks.com include:42541890.spf06.hubspotemail.net -all"
  ]
}