Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!aioe.org!feeder.news-service.com!tudelft.nl!txtfeed1.tudelft.nl!dedekind.zen.co.uk!zen.net.uk!hamilton.zen.co.uk!prichard.zen.co.uk.POSTED!not-for-mail Date: Tue, 17 May 2011 17:48:30 +0100 From: RedGrittyBrick User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.2.17) Gecko/20110414 Thunderbird/3.1.10 MIME-Version: 1.0 Newsgroups: comp.lang.java.programmer Subject: Re: Nslookup References: <9973d98a-f6db-4908-8651-575affbfbdf4@q32g2000yqn.googlegroups.com> <5o34t6h6h57l2khevjmrptumkbpt3pe576@4ax.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Lines: 27 Message-ID: <4dd2a6df$0$2520$db0fefd9@news.zen.co.uk> Organization: Zen Internet NNTP-Posting-Host: 8b9caaf5.news.zen.co.uk X-Trace: DXC=4g<:3K3h26lHBfKJE02Kie0g@SS;SF6ngRiiCXJE[K>gF\MP``YFM3mFJPo[XSAIj`b]ihEYad5Ph X-Complaints-To: abuse@zen.co.uk Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.programmer:4227 On 17/05/2011 08:09, Lawrence D'Oliveiro wrote: > In message<5o34t6h6h57l2khevjmrptumkbpt3pe576@4ax.com>, Roedy Green wrote: > >> On Tue, 17 May 2011 16:50:57 +1200, Lawrence D'Oliveiro >> wrote, quoted or indirectly quoted >> someone who said : >> >>> People running the servers try to balance loads. What is the relevance of >>> that to what DNS servers you use? >> >> The answer seems so obvious that I wonder if I am misinterpreting your >> question. If the IAP has 3 servers and he tells 1/3 of his customers >> to use each server, it will optimise throughput. If his customers >> ignore his request and all go direct to server 0, they will overload >> that server and waste the power of the other two. > > What servers exactly are you talking about? DNS servers or something else? He is talking about DNS servers (though the core point has more general applicability) Also, DNS servers cache results. When an ISP provides DNS servers and customers use them, this results in faster service to customers and reduced upstream DNS traffic. -- RGB