Email Formats
{
"mx": [
"5 keystonecable-com02b.mail.protection.outlook.com."
],
"spf": [
"v=spf1 +ip4:103.254.255.189 ip4:202.157.162.189 ip4:202.157.134.150 include:7230628.spf04.hubspotemail.net include:spf.mschosting.com include:spf.protection.outlook.com -all"
]
}