Email Formats
{
"mx": [
"10 za-smtp-inbound-1.mimecast.co.za.",
"10 za-smtp-inbound-2.mimecast.co.za."
],
"spf": [
"v=spf1 a:mail.airports.co.za ip4:196.11.11.189 ip4:196.11.11.190 ip4:196.15.224.172 mx a:b.spf.service-now.com a:c.spf.service-now.com a:d.spf.service-now.com include:za._netblocks.mimecast.com -all"
]
}