Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-21 Thread Mark Andrews
In message <4bcf4a6c.8050...@gmail.com>, Dave Sparro writes: > On 4/9/2010 8:59 PM, Steven Wilmot wrote: > > > > 1 - The original server-configuration (or response) from "primary-dns.co.uk > " > > is NOT VALID > > > > If this is the case, could you please help let me know exactly which RFC or > >

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-21 Thread Dave Sparro
On 4/9/2010 8:59 PM, Steven Wilmot wrote: 1 - The original server-configuration (or response) from "primary-dns.co.uk" is NOT VALID If this is the case, could you please help let me know exactly which RFC or configuration that you believe is not valid. Note: 'primary-dns.co.uk is owned and mai

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-14 Thread Steven Wilmot
At the top of this post I'd first like to thank Jonathan for a great reply (which for some reason never seemed to make it onto the usenet mirror of this group.) - exactly what I was hoping for. S. On 10 April 2010 4:26 AM, Jonathan de Boyne Pollard wrote >>> What I am hoping is that somebo

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Mark Andrews
In message , Barry Mar golin writes: > In article , > Mark Andrews wrote: > > > I would be asking operators of primary-dns.co.uk why they are > > actively cache poisioning. They have not been delegated aaisp.net.uk > > so they should not be serving aaisp.net.uk. > > They could be a stealth sl

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Barry Margolin
In article , Mark Andrews wrote: > I would be asking operators of primary-dns.co.uk why they are > actively cache poisioning. They have not been delegated aaisp.net.uk > so they should not be serving aaisp.net.uk. They could be a stealth slave, hidden master, etc. There's no rule that says th

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
From: ma...@isc.org [mailto:ma...@isc.org] Sent: 09 April 2010 11:15 PM To: Doug Barton Cc: David Forrest; Steven Wilmot; bind-users@lists.isc.org Subject: Re: CNAME Issue - Whether to use CNAME-data or Response-Flag >>> I would be asking operators of primary-dns.co.uk why they are

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
-Original Message- From: Doug Barton >>> I'll leave it up to the protocol experts to answer your question, but my followup question is: >> "what bad thing are you seeing happen because of this?" A very minor side-effect (but one that I would like to understand the cause of) is that w

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
Inline reply below -Original Message- From: David Forrest [mailto:d...@maple.maplepark.com] Sent: 09 April 2010 9:28 PM To: Doug Barton Cc: Steven Wilmot; bind-users@lists.isc.org Subject: Re: CNAME Issue - Whether to use CNAME-data or Response-Flag >> Doug: I think it is a

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
See inline replies below -Original Message- From: Doug Barton [mailto:do...@dougbarton.us] Sent: 09 April 2010 8:50 PM To: Steven Wilmot Cc: bind-users@lists.isc.org Subject: Re: CNAME Issue - Whether to use CNAME-data or Response-Flag >> When I try to resolve mail.wilmot.me.uk a

RE: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
See inline replies below... -Original Message- From: David Forrest [mailto:d...@maple.maplepark.com] Sent: 09 April 2010 7:53 PM To: Steven Wilmot Cc: bind-users@lists.isc.org Subject: Re: CNAME Issue - Whether to use CNAME-data or Response-Flag >>>> On Fri, 9 Apr 2010, S

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Mark Andrews
In message <4bbf91de.2070...@dougbarton.us>, Doug Barton writes: > On 04/09/10 13:28, David Forrest wrote: > > > > Doug: I think it is a server error that is being reported because > > the status is NXDOMAIN instead of the expected NOERROR. > > Well that's all you really had to say. :) I admit

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Doug Barton
On 04/09/10 13:28, David Forrest wrote: > > Doug: I think it is a server error that is being reported because > the status is NXDOMAIN instead of the expected NOERROR. Well that's all you really had to say. :) I admit that I didn't catch the NXDOMAIN bit when I looked at the dig output, I was fo

Re: CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Doug Barton
When I try to resolve mail.wilmot.me.uk against my local resolver (which happens to be BIND 9.6.2-P1 atm) I get the expected result: host mail.wilmot.me.uk mail.wilmot.me.uk is an alias for wilmot.me.uk.mail.aaisp.net.uk. wilmot.me.uk.mail.aaisp.net.uk has address 81.187.30.19 wilmot.me.uk.mail.aa

CNAME Issue - Whether to use CNAME-data or Response-Flag

2010-04-09 Thread Steven Wilmot
I am currently in the middle of trying to troubleshoot a DNS issue that seems to produce different results when using BIND and Microsoft DNS Servers (This is also an open support-incident with both my ISP and Microsoft Support) What I am hoping is that somebody might be able to help point me i