Email Formats

{
  "mx": [
    "10 usb-smtp-inbound-2.mimecast.com.",
    "10 usb-smtp-inbound-1.mimecast.com."
  ],
  "spf": [
    "v=spf1 include:_spf.aetna.com include:_spf2.aetna.com include:_spf.salesforce.com include:spf.constantcontact.com ip4:74.203.203.244 ip4:208.86.168.7 ip4:174.128.1.123 ip4:12.180.173.116 -all"
  ]
}