Email Formats

{
  "mx": [
    "0 d312991a.ess.barracudanetworks.com.",
    "10 d312991b.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:50.204.26.248/28 ip4:50.204.26.224/30 ip6:2001:559:21::/48 include:spf.protection.outlook.com include:spf.constantcontact.com -all"
  ]
}