The sponsor or owner of the page may or may not be the author(s) of the content.
Take note of the type of domain suffix the website has. It used to be the domain suffix provided clues about the nature of the website. Now, however, it's harder to make generalizations based on the domain suffix.
A .com suffix usually indicates a business or company website. These sites usually provide information about a company and promotes the company's goods and services. Retailers fall into this category. Remember, you are not likely to read negative things about a company on its own website. Company websites may have other domain suffixes such as .net.
Government Agency (.gov)
Government websites are valuable sources of official information including laws, regulations, and statistics.
Educational Institutions (.edu)
These sites provide official information about educational organizations such as colleges and universities. Information for students, prospective students, parents , faculty and staff can be accessed. Not all institutions use the .edu suffix. Some use .com. You may expect for-profit institutions to have .com suffixes, but they don't. They have .edu's and sometimes .org's also.
Websites of profesional associations, trade organizations, and non-profits usually have th .org suffix. The intent of these websites is to recruit and provide information for members.
News Bureau (.com)
These websites provide local and international news. They may be television stations, radio stations, or newspaper websites. These sites promote the network, station or print publication. Many news organizations are online only.
Personal sites can be .com, .org. .net, etc. These sites are usually put up for the personal enjoyment of the creator and their family and friends. If you see the word "blog" in the URL or the name of a blogging system such as "wordpress" or "blogger" you are on a blog, not a scholarly site. Anyone can put up a webiste for any purpose so use theses sites with caution.