Email Formats
{
"mx": [
"10 us-smtp-inbound-2.mimecast.com.",
"10 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 +a +mx +ip4:216.71.118.84 +include:sme.smtpsentry.net +ip4:216.71.104.252 +include:spf.protection.outlook.com +include:_netblocks.mimecast.com include:spf-a.entirelydigital.com ~all"
]
}