Email Formats

{
  "mx": [
    "10 d303856a.ess.barracudanetworks.com.",
    "20 d303856b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 mx ip4:207.89.42.194 ip4:69.135.90.226 ip4:206.205.76.186 include:spf.ess.barracudanetworks.com include:amazonses.com include:6828758.spf10.hubspotemail.net include:spf.smtp2go.com ~all"
  ]
}