[Dnsmasq-discuss] IPv6 address looked up despite of IPv4-address directive

[Simon Kelley]

You're the second person to ask this in the past few days:

History, explanation and workaround at


https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2021q3/015596.html


Cheers,
Simon.


On 21/09/2021 14:42, Andreas Kuropka via Dnsmasq-discuss wrote:
> Hey there,
> 
> I've set up dnsmasq to relay queries to another DNS server but made exceptions with the address directive to route them through the local network to a webserver. Based on the source ip (local or web) the web server behaves differently. The webserver and local network are connected by a VPN-tunnel.
> 
> address=/domain.tld/192.168.188.10
> 
> If the domain.tld (or sub.domain.tld) is queried only the IPv4-address should be returned.
> 
> This always worked flawlessly but now I discovered by chance that the A-Record is returned as intended but in addition an AAAA Resource Record is returned as well by relaying the query to the DNS server. As a result of this not the local (IPv4-)route is used but the external (IPv6) one.
> 
> I use dnsmasq version 2.86. 
> 
> I implemented a workaround by setting another directive address=/domain.tld/:: which is rather dirty. So far I am wondering how can I disable IPv6-queries for certain domains or ensure only the IPv4-address is returned for those domains given.
> 
> Thank you!
> 
> Regards,
> 
> Andreas
> 
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