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 include:spf.protection.outlook.com include:mail.zendesk.com include:mktomail.com include:_spf.salesforce.com include:amazonses.com\" \" ip4:206.19.48.0/25 -all"
]
}