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 mx ip4:63.137.125.38 ip4:65.151.22.230 ip4:208.80.200.0/21 include:_spf.act-on.net include:sendgrid.net ip4:72.32.188.33 include:mediaintranets.net include:amazonses.com include:mailgun.org -all"
]
}