Not always, but there are times in life when you need to check an unfamiliar contact number. In fact, I came across this online service, tried it and got the answer. The result was, but not as fast as promised within 24 hours. I used it as a user, they promised and provided results. The service is performed.
I made two requests, one with a no-good license plate number, and one with a correct number. My money was refunded for the bad license plate number, and the correct data was returned for the correct license plate number.
Some similar services are both more expensive and less honest.
The replies took between 12 and 24 hours, which I consider acceptable. Of course, you need to be sure to supply a correct e-mail address for the response.