Email Formats
{
"mx": [
"0 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:141.155.157.130 ip4:148.77.12.145 include:spf.protection.outlook.com include:appriver.com include:us._netblocks.mimecast.com ~all"
]
}