One of the 13 key servers that let people get around on the Internet was moved this week due to security concerns, said VeriSign, the company that runs the machine.
The move comes just weeks after hackers bombarded the "root" servers with a flood of data designed to overwhelm them and shut them down, an attack that raised the specter of an all-out Internet collapse.

But VeriSign, which runs two of the Net's 13 domain name service (DNS) root servers, said Thursday that the timing of the move was coincidental and that the measure was part of a general program to reduce security risks.

Read more: ZDNet.