Email Formats
{
"mx": [
"0 rscentral-org.mail.protection.outlook.com."
],
"spf": [
"v=spf1 mx ip4:70.34.34.65 ip4:70.34.33.112 ip4:70.34.33.117 mx:rscentral.org include:amazonses.com include:spf.protection.outlook.com include:_spf.smtp.com ~all"
]
}