[Dnsmasq-discuss] extend filter-A to filter specific domains

[Glenn Fowler]

Hi,

What about using local=/example.com/  which will do that? (server= blocks
only A)

On Wed, Jan 4, 2023 at 5:26 AM Olaf Hering <olaf at aepfle.de> wrote:

> Hello,
>
> currently a large email provider broke his configuration and is unusable
> with IPv6 since a week.
>
> Capable users quickly discovered the required workarounds, like entirely
> disabling IPv6 on the clients for the time being.
>
> One client application has an interesting feature, which allows to ignore
> AAAA responses for a specific domain during DNS lookup. This allows it to
> continue with IPv6 for other connections, and use IPv4 only for such DNS
> domains.
>
>
> Unfortunately dnsmasq apparently lacks such feature. Since 2.87 the option
> 'filter-A' and 'filter-AAAA' exist, but this affects all queries. What are
> the chances to implement something like 'filter-AAAA[=dom.tld]', to remove
> AAAA records for the specified domain? There seems to be such concept
> already for other options, such as 'server='.
>
>
> Thanks,
> Olaf
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