Email Formats
{
"mx": [
"10 de-smtp-inbound-2.mimecast.com.",
"10 de-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 a mx include:de._netblocks.mimecast.com ip4:37.17.224.0/21 ip4:185.30.32.0/22 ip4:88.82.224.0/19 ip4:45.153.56.0/22 include:amazonses.com ~all"
]
}