[28261] in North American Network Operators' Group
Re: Question about strain on the A root server
daemon@ATHENA.MIT.EDU (Dirk Harms-Merbitz)
Sat Apr 22 12:40:24 2000
Message-ID: <20000422093826.A7234@noc.power.net>
Date: Sat, 22 Apr 2000 09:38:26 -0700
From: Dirk Harms-Merbitz <dirk@power.net>
To: nanog@merit.edu
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
In-Reply-To: <ECEAJLAHEDBFFJELMACEMEJNCIAA.nick@patience.org>; from Nick Patience on Sat, Apr 22, 2000 at 11:56:37AM -0400
Errors-To: owner-nanog-outgoing@merit.edu
We are seeing a small number of machines that almost do DOS
attacks so many hits are being requested.
It started a few months ago. The number of machines that do
this seems to be slowly increasing.
Could this be a configuration problem in some companies new
DNS server software?
Dirk
On Sat, Apr 22, 2000 at 11:56:37AM -0400, Nick Patience wrote:
>
> Hi all,
>
> Disclosure: I'm a journalist with a company called the451.com (details in
> sig file).
>
> Anyhow, that said, I was talking to Network Solutions about their decision
> to swap out the Sun box that is the A root server and change it for a more
> powerful RS/6000 S80. Also it is using IBM servers for its new network of
> name servers - it has already deployed 8 of the intended 12 according to the
> company, including one brought on stream two days ago in Hong Kong.
>
> As most on this list probably already know, it is separating the root
> servers from the name servers.
>
> Anyhow, NSI claims that the strain on the A root server has jumped from 220
> million 'hits' to 420 million during Q1 alone. I haven't managed to define
> what hit is yet but intend to at some point.
>
> NSI seems slightly unsure as to the main reason for the increase in hits,
> but speculates that one of the reasons may be
> says the main reason for this is that ISP's are using different caching
> techniques and more & more searches are going right to the top of the tree
> than before.
>
> What do people on this list feel about this as a reason? It seems a little
> woolly to me.
>
> Cheers,
>
> Nick
>
> --
> Nick Patience
> Internet Editor & NY Dep. Bureau Chief
> the451.com | wap.the451.com
> T: 212 460 7131 M: 917 312 5712 F: 413 826 8217
> nick.patience@the451.com
>
>
