Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:mail.zendesk.com include:stspg-customer.com include:spf.protection.outlook.com include:spf.constantcontact.com include:cvent-planner.com include:aspmx.pardot.com include:sendgrid.net include:6060861.spf02.hubspotemail.net ~all"
]
}