[dns-operations] To A or to AAAA - was Re: Signaling client

[Tony Finch]

On Fri, 21 Jan 2011, Mark Andrews wrote:
>
> And if you look at the SERVFAILS for the non www names they almost
> all come back to servers run by one company that puts the SOA record
> in the answer section rather than the authority section.

!

> The SERVFAILs for the www names are usually the result of returning
> the parent zone's SOA record many of which are hosted by qq.com.

I think I have seen this before, where the site was running a load
balancer that also tried to do DNS for its server names.

Tony.
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