Military sites are similar to government sites in their credibility, but often lack usefulness because of security limitations. Commercial sites have advertising and public relations content, for the most part, since these sites are most-often business marketing tools. Use this information, especially where opinion is involved, carefully. Some commercial sites are leased server space, so use the content of networks with com extensions with caution also. Use other criteria for evaluating the content beyond the site itself.
Networks have an incredible wide range of content, so beware .
These are typically leased server space, so anyone with a message can find a home on a Net server.