Email Formats
{
"mx": [
"10 ca-smtp-inbound-1.mimecast.com.",
"10 ca-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:ca._netblocks.mimecast.com ip4:66.244.209.136 ip4:209.34.96.244 ip4:96.63.143.93 include:spf.protection.outlook.com -all"
]
}