'Today' considers data retention and IMP

Charles Lindsey ukcrypto at chiark.greenend.org.uk
Tue, 13 Jan 2009 10:50:06 -0000


On Mon, 12 Jan 2009 20:08:05 -0000, Roland Perry  
<lists@internetpolicyagency.com> wrote:

> You then ask that server (run by google, or for smaller sites their  
> hosting ISP) what it "knows about" the google.com domain, at which point  
> you are no better off than having started your quest with your own ISP's  
> DNS servers.

Google has seven name servers [a-g].l.google.com, and none of them will  
answer the question without timing out. Try

dig +nssearch +time=30 www.google.com

But I can confirm that non-authoritative answers from different servers  
within the UK can return different IP addresses for l.google.com.

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