Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:12.188.118.34 ip4:12.11.211.197 ip4:12.11.211.197 ip4:198.37.147.129 include:8422889.spf08.hubspotemail.net include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all"
]
}