A lower-level component of a domain name. For example, www.mycompany.com and support.mycompany.com are subdomains of mycompany.com, which is known as a "second level domain." See zone and root domain.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- EyeWonder malware incident affects popular web sites
- EyeWonder malware incident affects popular web sitesRE: EyeWonder malware incident affects popular web sitesFrom what I know, it affected some versions of Chrome and Firefox, so if using other browsers on Mac or Linux such as Safari, or Firefox 3.5 which would silently block the Javascript, then it won't be...
- Discussion threads 2009-07-03
- Too many social networks? GizaPage puts them all into one social home page
- In case you hadn't heard, all the cool kids are going "vanity" these days - vanity Facebook URLs, vanity phone numbers on Google Voice and now vanity social networking pages where all of your profiles, from Facebook and Twitter to Flickr and YouTube, can be viewed and managed from one...
- Blog posts 2009-06-30
- Iranian protesters take to the tweets
- Iranian protesters take to the tweetsWhich precisely why.....net neutrality is important. No single entity or groups of entities should have the right to control what flows over the internet. That is the best way to ensure survival of freedom and democracy.Iranians, are your ports/websites being blocked?Take control of your Freedom.Set...
- Discussion threads 2009-06-16
- SecurityToolset 1.55 (Windows)
- The Toolset contains: * WebFuzzer - Search for web application errors, specific pages and much more * Injection Browser - Find vulnerable parameter for html injections on web applications * MD5 Searcher - Find already bruteforced/cracked MD5 hashes * Authentication Tester - Find weak username/password combinations for Basic Authentication and...
- Software downloads 2009-04-18
- Egnyte: using and sustaining Enterprise 2.0
- Egnyte, in a nutshell, is a software as a service, cloud storage application. But it's a lot more than just that. It feels like your online home of files, storage and where you put your valuables. Egnyte started out because the small business, which is...
- Blog posts 2008-10-13
- iPhone hits another security speedbump
- Apple's ongoing struggles with poor security-related design choices have extended to the iPhone. According to security researcher Aviv Raff, everyone's favorite mobile device is vulnerable to two separate security weaknesses that expose millions of users to phishing and spamming attacks. [...
- Blog posts 2008-10-06
- TechCrunch50: Day 3
- Photo by Steve Maller I've been covering TC50 for the past few days, and believe it or not, I'm still hungry for more startup pitches. 6:30 a.m. The final sessions of the conference are posted on BusinessWire: s Akoha...
- Blog posts 2008-09-10
- Open source microblogging
- If I had to explain Twitter to someone for the first time, I would say that it's an addicting social news feed of my friends' status or commentary. It's micro-blogging. Pushing out a tweet to 10 or 10,000 people is as easy as sending a text message. ...
- Blog posts 2008-08-24
- Teens in Tech launches into private alpha
- Daniel Brusilovsky is the youngest social media evangelist that I've ever met. It's only fitting that he works for Qik, a company dedicated to enabling mobile video for the world, but now he's digging into his own startup. ...
- Blog posts 2008-08-04
- Referers to wikipedia.org
- Subdomain % Visitors at Home Subdomain % Visitors at Work www.google.com 61 www.google.com 66 search.yahoo.com 19 search.yahoo.com 16 www.wikipedia.org 11 www.wikipedia.org 9 search.msn.com 5 search.msn.com 6 aolsearch.aol.com 3 search.live.com 4 Source: Nielsen ...
- Blog posts 2008-06-05
- Linux security guru joins Microsoft
- Crispin Cowan, the Linux security expert behind StackGard, the Immunix Linux distro and AppArmor, has joined the Windows security team. In a blog post last week, Microsoft's Michael Howard, author of Writing Secure Code, wrote: For those of you who don’t know Crispin, Crispin is responsible...
- Blog posts 2008-01-21
- Microsoft confirms man-in-the-middle WPAD vulnerability
- Following the public release of a serious flaw in the way Windows resolves hostnames that do not include a fully-qualified domain name FQDN, Microsoft has issued a security advisory to acknowledge the issue and offer pre-patch workarounds. Redmond's advisory comes more than two weeks after hacker Beau...
- Blog posts 2007-12-03
- AlgoCracker 3 (Windows)
- By using the AlgoCracker you can tell why some sites are ranked 0 to 10 in the Google SERPs, and why others are further down the results. Some metatags have influence, some not. Search for results and then perform an analysis by exporting the data into Excel. This software features...
- Software downloads 2007-10-26
- iPhone Diary Day 6: iPhone's hidden RSS client
- Apple has answered one of my burning requests for the iPhone: a built-in RSS reader. Kinda.While it's not the dedicated RSS client that I hope they'll build for iPhone, it helps a news junkie get his fix on a slow EDGE data connection. It works like this: when you click...
- Blog posts 2007-07-03
- Microsoft hits a home run with Windows Home Server
- Almost without exception, the first reaction when people hear that Microsoft is working on Windows Home Server is, "Why would I want that?" After they see it, the first reaction is much simpler: "I want that."So set aside that first skeptical reaction and take a close look at the image...
- Blog posts 2007-04-26
- PwdHash 1.1 (Windows)
- Automatically generates per-site passwords if you prefix your password with @@ or press F2 beforehand. Prevents JavaScript from reading your password as it is typed. The same password will be generated at each subdomain: a.example.com matches b.example.com, a.example.co.uk matches b.example.co.uk, but a.co.uk and b.co.uk are different.
- Software downloads 2007-02-06
- Cisco blogs about the iPhone suit
- Mark Chandler, Ciscos SVP and General Counsel, has posted a blog entry on Apples infringement of their iPhone trademark claiming that "this is not a suit against Apple’s innovation, their modern design, or their cool phone. It is not a suit about money or royalties. This is a suit about...
- Blog posts 2007-01-11
- MiniPortal 1.3.9 (Windows)
- Host multiple web sites on Windows with this Apache-based web server. MiniPortal is a complete web site hosting solution with an Apache-based web server, FTP server, dynamic DNS support, browser-based GUI, CGI and Perl (mod_perl) scripting, and many plugins. MiniPortal runs right out of the box, and comes with a...
- Software downloads 2006-09-06
- Stealth mode, in reverse
- Less than three months after the start of its public beta, the Fold.com site has been “deactivated” and the domain put up for sale. Michael Arrington quips:Well, the inevitable is starting to happen - a few new web startups are starting to close up shop as they find that building...
- Blog posts 2006-06-04
- The big Google Talk fallacy in Hitwise's Top 20 Google Domains meme
- Plenty of meme juice now being given to Hitwise General Manager of Global Research Bill Tancer's list of Top 20 Google Domains. Bill explains that the table he's used to illustrate Hitwise's findings (and which I've reproduced at the top of this post) specifies "the percentage market share that...
- Blog posts 2006-05-19
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