In message <[email protected]>, Keith Moore writes:
> It seems like a first step might be to set up a web page and/or write up 
> an I-D with
> 
> a) a description of the problem
> b) documentation a procedure and/or code that can be used to test name 
> server software for compliance
> c) recommendations for zone operators that delegate to other zones
> 
> The next step might be for TLD operators to encourage the TLD registrars 
> to (a) inform their customers of this issue, (b) test their customers' 
> servers, and report the test results to their customers.   Ideally those 
> registrars would be able to refer their customers to updated or improved 
> servers.

Ack.
 
> Longer term it might be appropriate to do some other things, like
> a) define standard tests for compliance
> b) define a mechanism by which a server could be queried to find out its 
> implementation name, version, etc.
> 
> Keith
> 
> p.s. I wonder if the problem you describe might at least partially be 
> caused by DNS proxies and interception proxies, including but not 
> limited to those incorporated in consumer-grade routers.

When the problems exist on the nameservers of Fortune 500 companies
nameservers it isn't consumer-grade routers.  It is badly designed
nameservers or their load distributing front ends.

This is similar to the name error issue a nameserver vendor had
when responding to unknown types (e.g. AAAA) in the past.  The BBC's
nameservers were a prime example at the time (now fixed).  They
returned name error for a existing name (www.bbc.co.uk from memory).

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: [email protected]

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