[dns-operations] caches only resetting TTL? was Re: Where to find "DNS resolution path corruption"?

Mark Andrews Mark_Andrews at isc.org
Wed Feb 27 00:04:08 UTC 2008

> > 	The problem is that people expect caches to recover from
> > 	every possible misconfiguration and they can't.  Zone
> > 	administators have to take some responsablity for the
> > 	management of their zones.  This includes parent zone
> > 	administators.
> Now I'm not sure I understand what issue you are referring to.   
> Surely, with BIND, the situation I described above would resolve  
> itself after the example.com NS TTL expired?  What else is going on?

	There are lots of other misconfigurations beyound continuing
	to serve old zone content.  This is just symtomatic of the
	lack of care there is in DNS administation.  It's amazing
	at times that you can get answers out of the messes there
	are out there.


Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org

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