Email Formats
{
"mx": [
"10 usb-smtp-inbound-2.mimecast.com.",
"10 usb-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 ip4:198.58.107.223 ip4:70.63.60.210 ip4:100.42.120.128/27 ip4:100.42.115.0/27 ip4:69.84.129.224/27 ip4:208.70.208.0/22 ip4:147.0.132.144/28 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com ~all"
]
}