Email Formats
{
"mx": [
"10 de-smtp-inbound-1.mimecast.com.",
"10 de-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:93.104.239.178 ip4:88.217.182.122 ip4:188.93.8.180 ip4:50.56.21.178 ip4:35.158.74.77 ip4:52.4.22.90 include:_spf.salesforce.com include:mailgun.org include:de._netblocks.mimecast.com -all"
]
}