If your site is not very extensive you can critique the whole site. If the site you choose has a significant amount of information, you can pick representative samplings of information, especially relevant to your major report, to deal with in detail and give a general overview of what is covered. You have flexibility in format and style, as long as your report is clear, concise, and well organized. Deconstruct the site's web address. URL addresses are hierarchical.
Any group can give itself an official sounding name or logo.
Look below the surface. Make some general observations about what you learned about the subject you chose to investigate from exploring these sites. Give specific examples and skills. They are often informal. Individuals can post their resumes, link to favorite sites, and showcase their interests and ideas.