.com -commercial entities
.edu - post-secondary educational institutions
.gov -United States government
.org - organizations
Who created the site?
Do they have expertise or experience with the topic?
Is the purpose of the site clear, including any bias or particular viewpoint?
Is the information clearly presented as being factual or opinion, primary or secondary in origin?
Is any sponsorship or underwriting fully disclosed?
Is the information presented accurate?
Are the facts documented or well-researched?
Are the facts similar to those reported in related sources?
Are the Web resources for which links are provided quality sites?
Is the content current?
When was the last update?