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:vtigermails.com ip4:167.89.98.146 ip4:167.89.89.46 ip4:167.89.96.134 ip4:159.183.109.97 -all"
]
}