Email Formats
{
"mx": [
"0 us-smtp-inbound-1.mimecast.com.",
"0 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com include:_spf.sendergen.com include:sendgrid.net ip4:143.170.71.74 include:spf.protection.outlook.com include:spf.constantcontact.com include:_spf.act-on.net include:8642978.spf08.hubspotemail.net ~all"
]
}