Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 IP4:207.114.176.224/27 include:spf.us.exclaimer.net include:autotask.net include:spf.mandrillapp.com include:us._netblocks.mimecast.com ~all"
]
}