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 include:spf.tipalti.com include:amazonses.com include:customeriomail.com include:_spf.salesforce.com include:_spf.google.com ip4:50.232.37.162 ip4:204.145.88.80 -all"
]
}