Email Formats
{
"mx": [
"0 us-smtp-inbound-2.mimecast.com.",
"0 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 mx ip4:12.157.190.48/29 ip4:12.157.189.145 ip4:12.157.189.146 ip4:199.231.192.186 ip4:209.134.131.132 a:mail.four51.com include:us._netblocks.mimecast.com include:mktomail.com include:okta.kindred.com include:spf.protection.outlook.com ~all"
]
}