Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 a mx ip4:66.151.139.73 ip4:68.232.192.128 include:em8526.us.hivebrite.com include:useast.radiusbycampusmgmt.com include:_spf.salesforce.com include:us._netblocks.mimecast.com ~all"
]
}