Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com ip4:38.98.61.171 ip4:38.98.61.174 ip4:104.49.171.82 ip4:104.49.171.85 include:spf.protection.outlook.com include:spf.constantcontact.com ~all"
]
}