Email Formats
{
"mx": [
"0 isddd-com.mail.protection.outlook.com."
],
"spf": [
"v=spf1 ip4:173.167.18.23 ip4:199.195.116.73 include:sendgrid.net include:mailgun.org include:spf.protection.outlook.com include:spf.US.exclaimer.net -all"
]
}