Not all online content is created equal. There are a few key aspects to look for when you find content online, such as the website domain, an author's signature, date, and the affiliation of an author or organization. That said, evaluating internet resources is tricky business. Here are some tips and things to look for.
"The CRAAP Test is a list of questions to help you evaluate the information you find. Different criteria will be more or less important depending on your situation or need." By California State University, Chico.