Email Formats

{
"mx": [
"10 usb-smtp-inbound-2.mimecast.com.",
"10 usb-smtp-inbound-1.mimecast.com."
],
"spf": [
"v=spf1 include:usb._netblocks.mimecast.com include:7571272.spf01.hubspotemail.net include:_spf.google.com include:sendgrid.net include:mail.zendesk.com ip4:149.72.198.89 ip4:192.40.160.0/19 ip4:74.91.80.0/20 ~all"
]
}