Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:174.136.156.71 ip4:174.136.156.83 ip4:193.122.164.58 ip4:174.136.156.69 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:47651304.spf07.hubspotemail.net ~all"
]
}