Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:75.103.235.0/28 ip4:216.40.25.241/28 a mx a:mail2.wbsk.com include:e2ma.net a:aquarius.thewbkfirm.com include:us._netblocks.mimecast.com ~all"
]
}