Email Formats

{
  "mx": [
    "10 usb-smtp-inbound-1.mimecast.com.",
    "10 usb-smtp-inbound-2.mimecast.com."
  ],
  "spf": [
    "v=spf1 include:usb._netblocks.mimecast.com ip4:131.106.195.15 ip4:69.84.129.224/27 ip4:208.70.208.0/22 ip4:192.254.121.248 ~all"
  ]
}