Google's datacenters

The analysis of the "Google DNS Strategy" revealed a hint about possible locations about their datacenters. At least it shows the IP addresses of some Load-Balancer:

AS15169: Google

Country & Address for www.google.com

• USA: 64.233.179.104, 216.239.53.104
  
• UK: 66.102.9.147
  
• Netherlands: 66.249.93.104
  
• Switzerland: 66.249.85.104
  
• Taiwan: 66.249.89.104
  
• Australia: 66.102.7.147
  
• Hong Kong: 72.14.236.236
  
• Brazil: 216.239.51.104
  
• Chile: 66.102.7.147
  

Is all the Google in a big memory database?
* http://blog.topix.net/archives/000011.html