Email Formats

{
  "mx": [
    "100 d222906a.ess.barracudanetworks.com.",
    "200 d222906b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:100.40.157.144/29 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:mailgun.org include:spf.constantcontact.com -all"
  ]
}