Email Formats
{
"mx": [
"10 us-smtp-inbound-1.mimecast.com.",
"10 us-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:66.201.42.176/28 ip4:173.8.168.233/29 ip4:208.117.50.199 include:spf.protection.outlook.com include:_netblocks.mimecast.com include:sendgrid.net -all"
]
}