News

Updated G2 Network Map

13 Jan 2012

I updated the G2 Network Map. It now contains data from February 2009 to January 2012. In total the crawler has collected 2.9 million unique hub IP addresses and 105 million unique leaf IP addresses. The code I wrote for creating the map is published on github at IPv4 Heatmap source code. If you have [...]
G2 Network Map

7 Jun 2011

So it’s been nearly a year since the last post. For the most part the crawler website has stayed the same with only the occasional bug fix as necessary. However I have continued to experiment with new ideas and I am taking advantage of the more powerful computer to open up new possibilities. One such [...]
A Quick Update

10 Jul 2010

I purchased a new computer recently to replace several of my old ones. Two computers in particular were responsible for retrieving graph data and plotting graph data respectively. The new system has a slightly different Munin configuration because I switched from Debian to Ubuntu. So the graph colors will be different. Also some of the [...]
A different way to look at the network

9 Oct 2009

Since the middle of August the crawler has been recording the time when hubs join and leave the network. This allows for certain time based trends to be realized. The hub is identified by its IP address. One way to visualize a set of IP addresses is with the Hilbert curve which was made popular [...]