Not able to resolve external names

Mark_Andrews at isc.org Mark_Andrews at isc.org
Mon Nov 5 23:33:38 UTC 2001


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> I am having a problem with BIND 4.9x.  Just recently it has decided to not
> resolve external names (ie www.yaho.com <http://www.yaho.com> , etc.).
> Internal names resolve correctly, but external names just time out, or
> resolve minutes later.  I have checked my connectivity to the root servers
> and I can both ping by address, and traceroute via port 53, so it appears
> that I can reach them.   I recently pulled a copy of the current root
> servers, so that should be correct.  I am pulling my hair out over this one,
> because unless I am missing something, everything looks fine.
>  
> If any could lend a hand on this one, I would greatly appreciate it.
> -- 
> John Ross 
> Systems Management Integration Professional - Adv
> Data Management Solutions 
> IBM, Inc. 
> 16011 College Blvd. 
> Lenexa, KS  66219 
> Tel:  (913) 599-8611        Fax:  (913) 599-8565 
> 
>  <http://www.ksu.edu/>  

	It could be cache poisioning.  Make some non-recursive queries
	and see if the referal information looks correct.

	Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org


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