Email Formats
{
"mx": [
"7 us-smtp-inbound-2.mimecast.com.",
"5 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 ip4:208.90.127.101 ip4:208.90.127.100 ip4:74.219.251.226 include:8855439.spf04.hubspotemail.net include:amazonses.com include:us._netblocks.mimecast.com ~all"
]
}