Email Formats
{
"mx": [
"10 primary.us.email.fireeyecloud.com.",
"20 alt3.us.email.fireeyecloud.com.",
"20 alt1.us.email.fireeyecloud.com.",
"20 alt2.us.email.fireeyecloud.com."
],
"spf": [
"v=spf1 ip4:94.206.72.195 ip4:212.118.101.203 include:acwapi.mail.onmicrosoft.com"
]
}