Karl Auer wrote:
>
> Using our local caching, recursive BIND9 nameservers, we get SERVFAIL on
> a particular domain, namely "mailergoat.rsi.co.jp". But from other
> places, we get NOERROR (which is the correct answer, because there is a
> A record with that name). However, from some places outside
In message <1303906294.2246.93.camel@karl>, Karl Auer writes:
>
> Hi all.
>
> Well, I'm stumped.
>
> This is causing non-delivery of mail for the affected domain because it
> is blocking fallback from IPv6 to IPv4 for the domain. The problem
> smells like misconfigured IPv6 somewhere along the
Hi all.
Well, I'm stumped.
This is causing non-delivery of mail for the affected domain because it
is blocking fallback from IPv6 to IPv4 for the domain. The problem
smells like misconfigured IPv6 somewhere along the way, but all the
servers involved (that have IPv6 addresses) seem to be answerin
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