There will be the phone number of the laboratory on the report. You can call this number and report the report number directly to check the authenticity. Website query. In addition to the phone number, there will be a corresponding website on the report. After logging in to the website, enter the report code to check the authenticity. There is also an email address on the report. The report can be attached to the inquiry report, and the authenticity of the report can be inquired by the agency.