Email Formats

{
  "mx": [
    "10 d121382a.ess.barracudanetworks.com.",
    "20 d121382b.ess.barracudanetworks.com.",
    "30 d121382.o.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 a mx ip4:54.240.8.62 ip4:205.139.104.0/22 include:amazonses.com include:servers.mcsv.net include:spf.protection.outlook.com  include:outboundmail.blackbaud.net ~all"
  ]
}