Email Formats
{
"mx": [
"10 us-smtp-inbound-2.mimecast.com.",
"10 us-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 include:us._netblocks.mimecast.com ip4:64.207.185.130/32 ip4:69.16.255.220/32 ip4:209.183.250.44/29 include:salsalabs.net include:outboundmail.convio.net include:_spf.psm.knowbe4.com ~all"
]
}