Email Formats
{
"mx": [
"10 usb-smtp-inbound-1.mimecast.com.",
"10 usb-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 a:rout.hes.trendmicro.com ip4:208.70.245.66 include:spf.tmes.trendmicro.com include:usb._netblocks.mimecast.com -all"
]
}