HEATKEYS

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 ...

Offers bookmark synchronization, search enhancement and web discovery based on sites bookmarked by users.

Scan websites with multiple engines to check if the site is safe to browse. Security tools for webmasters. Free internet service.

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

Easily find more sites like those you like. Similar Sites helps you find related sites and alternatives based on community recommendations and computer analysis.

Free dns tools, reverse IP to domain, website worth and value, check your dns settings, A MX CNAME NS SOA web based tool

robtex swiss army knife internet tool

Yahoo! Groups offers free mailing lists, photo & file sharing, group calendars and more. Discuss hot topics, share interests, join online communities.

Twitter is without a doubt the best way to share and discover what is happening right now.

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

A maior comunidade do mundo para compartilhamento de apresentações do PowerPoint, do OpenOffice, Keynote, PDF e infográficos.