To:
bert hubert <ahu@ds9a.nl>
Cc:
Roy Arends <Roy.Arends@nominum.com>, Robert Elz <kre@munnari.OZ.AU>, Bill Manning <bmanning@ISI.EDU>, <ngtrans@sunroof.eng.sun.com>, <ipng@sunroof.eng.sun.com>, <dnsop@cafax.se>
From:
Roy Arends <Roy.Arends@nominum.com>
Date:
Thu, 16 Aug 2001 18:07:23 +0200 (CEST)
In-Reply-To:
<20010816105417.A8843@fork.powerdns.com>
Sender:
owner-dnsop@cafax.se
Subject:
Re: (ngtrans) Joint DNSEXT & NGTRANS summary
On Thu, 16 Aug 2001, bert hubert wrote: > On Thu, Aug 16, 2001 at 01:47:01AM +0200, Roy Arends wrote: > > On Wed, 15 Aug 2001, bert hubert wrote: > > > > > I'm butting in here, but it may be interesting to know that quite a number > > > of the top-100 resolving nameserver installations out there are still > > > running Bind4! > > > > I'm interested in the algorithm to determine that list of top-100 > > resolving nameserver installations. > > You just tcpdump a lot on nameservers hosting a lot of domains. I personally > use dns-us1.powerdns.com and dns-eu1.powerdns.com, as well as ns1.i.am and > ns2.i.am - these cover around 4000 domains, including the widely used > 'i.am' one. Ah, yeah, but it will be fairly difficult to do an assesment of ID randomness in the received queries (unless incremental). I am interested in the survey results, could you dump your results on the lists ? Thanks Roy Arends Nominum ------------- 0-14-023750-X dcrpt ths 43.0D.01 01.05.0C 84.18.03 8A.13.04 2D.0B.0A