Archive for February, 2005

The DNS Poisoning Problem Understood

Wednesday, February 9th, 2005

Several people have observed a problem on their networks where various web sites, apparently at random, would be replaced by The problem comes and goes without obvious cause, and affects different web sites at different times. I started encountering this problem a few days ago and tracked down the cause.

Something funny started happening with my web browser…

I clicked on a link to, say,, and found myself looking at the home page for My browser’s URL bar indicated but the contents of the page were obviously not from that site. (more…)