Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:100.1.25.2 ip4:74.92.69.225 include:spf.smtp2go.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:infosecmail.net -all"
]
}