Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 a mx ip4:204.16.139.0/26 ip4:159.183.178.241 ip4:23.24.122.1 ip4:98.101.29.242 ip4:104.26.13.61 ip4:137.26.141.186 ip4:74.142.123.146 ip4:50.245.243.165 ip4:174.73.35.23 ip4:45.23.73.137 include:ccsend.com include:spf.constantcontact.com include:us\" \"._netblocks.mime\" \"cast.com inclu\" \"de:sendgrid.net include:spf.protection.outlook.com ~all"
]
}