Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 mx include:_spf.brainier.com include:us._netblocks.mimecast.com include:sendgrid.net ip4:204.28.10.0/23 ip4:69.174.82.0/23 ip4:54.165.113.174/32 ip4:34.193.241.196/32 ip4:67.231.158.158 ip4:67.231.151.29 ip4:170.153.166.12 ip4:170.153.166.13 ip4:17\" \"0.153.66.12 ip4:170.153.66.13 ~all"
]
}