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Alexa provides information about websites including Top Sites, Internet Traffic Stats and Metrics, Related Links, Online Reviews Contact Information and Search Analytics for SEM and SEO optimization. The Alexa Toolbar is a browser add-on that shows d...

Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.

StumbleUpon is a discovery engine that finds the best of the web, recommended just for you.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Check out NerdyData to learn more about your favorite websites. Statistics, reference photos, and hosting information.

BestReviewDomain - best review and free analytic for webmasters that gathers detailed information on your domain : traffic details, Technology language, whois, ranking info, domain backlinks,domain IP, DNS record, optimization, network tools, seo too...

StatsCrop - a web service that lets you explore any website informations and its history, understand your competitor

From AboutUs: See what information we have on Wiki and share your knowledge.

Abbreviations - acronyms and initialisms from a database of over 600,000 entries covering computers, technology, telecommunications, and the military.

Website down or up time ? Is this website down for everyone or just me? Do an independent, real-time website availability check if a site is down right now or not working.