Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 mx a include:us._netblocks.mimecast.com ip4:12.66.3.130 ip4:131.239.100.18 ip4:170.55.123.230 ip4:12.66.3.140 ip4:131.239.100.28 ip4:23.253.183.200/27 ip4:104.47.0.0/17 ip4:104.47.56.0/24 include:spf.protection.outlook.com include:evmail.igps.net ~\" \"all"
]
}