Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:mail.zendesk.com ip4:4.15.97.187 include:amazonses.com ip4:192.254.115.42 ip4:205.139.110.61 ip4:205.139.110.120 -all"
]
}