Email Formats
{
"mx": [
"10 crescendo-com.mail.protection.outlook.com."
],
"spf": [
"KILLv=spf1 include:spf.protection.outlook.com -all",
"KILL v=spf1 include:spf.protection.outlook.com -all",
"v=spf1 a a:mail.crescendo.com ip4:207.96.171.133 include:spf.protection.outlook.com -all"
]
}