<font size=2 face="sans-serif">I'm not sure how to check this. Some
other ones that were failing: cisco.com, hotmail.com. </font>
<br>
<br><font size=2 face="sans-serif">But, if the problem was external, all
of our servers (and others around the world) would've been unable to resolve
these sites, no? As I mentioned, only two were failing while the
rest were resolving properly.</font>
<br>
<br>
<br>
<br>
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<td width=40%><font size=1 face="sans-serif"><b>Barry Margolin <barmar@alum.mit.edu></b>
</font>
<br><font size=1 face="sans-serif">Sent by: bind-users-bounces@lists.isc.org</font>
<p><font size=1 face="sans-serif">08/04/2009 01:39 PM</font>
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<div align=right><font size=1 face="sans-serif">To</font></div>
<td><font size=1 face="sans-serif">comp-protocols-dns-bind@isc.org</font>
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<div align=right><font size=1 face="sans-serif">cc</font></div>
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<div align=right><font size=1 face="sans-serif">Subject</font></div>
<td><font size=1 face="sans-serif">Re: Strange DNS Resolution Issues</font></table>
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<br>
<br><tt><font size=2>In article <grgauk$1udj$1@sf1.isc.org>,<br>
Revital Gorsht <revital@yorku.ca> wrote:<br>
<br>
> A few weeks ago, two of several internal DNS servers were suddenly
unable <br>
> to resolve some external sites (eg microsoft.com, yahoo.com), while
all <br>
> internal and other external sites (eg google.com) were resolving fine.
<br>
> Since we couldn't pinpoint the cause, the problem went on for about
5 <br>
> hours and then magically fixed itself... we were all left scratching
our <br>
> heads.<br>
<br>
Both those domains use CNAME chains that go through akadns.net. Was
<br>
this common to all the domains you had problems with?<br>
<br>
-- <br>
Barry Margolin, barmar@alum.mit.edu<br>
Arlington, MA<br>
*** PLEASE don't copy me on replies, I'll read them in the group ***<br>
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