How SPAM/FRAUDULENT Calls are Determined
Caller ID Display
Calls originating from invalid, unallocated and unassigned telephone numbers as well as calls originating from inbound-only numbers that should never make outbound calls.
SPAM? Prepended to the caller ID
Calls with a high probability of being originated by a robodialer based on reputation database score.
Regular caller ID display passed through
Caller ID will be passed-through as-is for calls with a low probability of being originated by a robodialer based on the reputation database score.