Email Formats
{
"mx": [
"20 mx1-us.emailsecurity.app.",
"10 mx2-us.emailsecurity.app."
],
"spf": [
"v=spf1 ip4:173.15.112.61 include:spf.protection.outlook.com include:spf.dgcuda.com include:spf.ess.barracudanetworks.com -all"
]
}