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 ip4:184.70.38.50 ip4:140.238.145.118 include:sendgrid.net include:spf.protection.outlook.com include:spf.emailsignatures365.com ~all"
]
}