I found this map of the Internet on Wikipedia. It is based on early 2005 data. It is stated in the Wikipedia description:
This graph represents less than 30% of the Class C networks reachable by the data collection program in early 2005.

Image:Internet map 1024.jpg - Wikipedia, the free encyclopedia via kwout

Lifehacker blog published a very useful post, that lists the options available to protect privacy when using Bittorrent:

Use PeerGuardian IP-Blocking application: This is not a bullet proof solution, as people or organizations monitoring the network could use any IP address. Anyway it’s a first level of protection.
Use Tor or […]

File Dropper is a new file hosting service that offers 5 GB of free storage. This service looks simple: It’s 2 steps process, first upload your file, and second share your personal link. And the service is supposed to be less annoying than Rapidshare , as their about page states:
FileDropper.com was created as […]

Proogly is a new anonymous web based proxy:

Proogly Proxy via kwout

I tested this web based anonymous proxy and it is quite fast. At least faster than TOR. Web based anonymous proxies are not a new thing on the Internet. But Proogly integrates Web 2.0/Ajax features (ability to hide almost completely the banner, disable […]

Alec Saunders published an interesting post that describes how to do some quick data mining with Facebook. The starting point is to click on the advertisers link at the bottom of any Facebook page. Follow the steps as described by Alec up to the audience choice. That’s where the data mining can be done. For […]

Digital inspiration published a useful tip to check if your computer is connecting to the INTERNET without your knowledge.  Of course in most case a firewall properly configured should notify any unexpected connection to the INTERNET. But in some special case, the method proposed by Digital inspiration is useful to track what’s going on in […]

There are several ways to debug and analyze web applications. The first approach is to use network sniffers like wireshark. The problem with sniffers is that they are not so easy to use, and by default they capture all the network traffic. If the interest is only HTTP streams, it is required to add filters […]

InformIT published a great article describing the way DHCP works. I reproduced below the 3 steps mecanism used to provide an IP address to a client:

Like any process in computing, the DHCP resolution process is initiated by the client. It’s looking for an IP address, and probably since the system has just been booted, it […]