Email Formats
{
"mx": [
"10 usb-smtp-inbound-1.mimecast.com.",
"10 usb-smtp-inbound-2.mimecast.com."
],
"spf": [
"v=spf1 ip4:20.40.219.23 ip4:172.169.60.242 ip4:20.39.51.124 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mg-spf.greenhouse.io include:49893652.spf05.hubspotemail.net -all"
]
}