- From: Dan Connolly <connolly@w3.org>
- Date: Tue, 24 Feb 2009 12:47:35 -0600
- To: Cullen Jennings <fluffy@cisco.com>
- Cc: Tim Berners-Lee <timbl@w3.org>, www-tag@w3.org, Thomas Roessler <tlr@w3.org>
On Tue, 2009-02-24 at 11:39 -0700, Cullen Jennings wrote: > On Feb 24, 2009, at 9:06 AM, Tim Berners-Lee wrote: [...] > > Does this slow down HTTP operations at all? > > (What is the effect on the economy of slowing down an HTTP lookup by > > each nanosecond?) > Uh, not much, otherwise people would get rid of DNS for redirections > that did not need and just use IP addresses for stuff that needs to be > fast or encode the http/html in a way that was smaller and faster to > parse. People *do* take steps to improve DNS performance... enough people that http://www.opendns.com/ seems to be a viable business: "OpenDNS is used today by millions of users and organizations around the world." -- http://www.opendns.com/about/announcements/123/ I think the performance and economics questions are important here, and I'm interested in any data you have (or anyone else has) to back up intuitions about what's important and relevant. -- Dan Connolly, W3C http://www.w3.org/People/Connolly/ gpg D3C2 887B 0F92 6005 C541 0875 0F91 96DE 6E52 C29E
Received on Tuesday, 24 February 2009 18:47:47 UTC