Email Formats
{
"mx": [
"10 Mail.Global.FrontBridge.com.",
"20 smtp.singaporecruise.com.sg.",
"0 singaporecruise-com-sg.mail.protection.outlook.com."
],
"spf": [
"v=spf1 ip4:43.245.16.51 include:spf.protection.outlook.com include:asp-spf2.yardi.com -all"
]
}