Autocheck.com is the official online domain of Experian Auto Check. Sections on the site are purchase, sample reports, product features, and resources. Auto check is a part of Experian. There is also a section exclusively for returning auto check customers where they can log in, get help, and contact us. There is also a section called "Get a free VIN check now". All that is required is the VIN, or the vehicle identification number. If one doesn't know the VIN, they can get unlimited reports, single reports, and unlimited reports are available. There are also secondary sections on the site such as "Get the facts on major vehicle problems" and "Car fax vs. Auto check". There are also sections at the bottom of the site that are very informative. In the "about auto check" section one can learn neither about nor only auto check but also Experian. There is also a section called "Title Brands" such as odometer rollback, lemon, salvage, water damage, and learn about title brands. There is also a VIN guide to help those who are experiencing difficulties with the VIN. This site is great for people looking to get information about Experian and their personal VIN numbers.