[Dnsmasq-discuss] How to see how addresses are resolved - i.e. a sort of DNS traceroute?

Simon Kelley simon at thekelleys.org.uk
Thu Oct 3 14:54:37 BST 2013

On 03/10/13 14:25, Chris Green wrote:
> I want to check how addresses are resolved on my LAN, is there an
> easy[ish] way of finding where DNS requests are sent and where they are
> finally resolved (or at least where they leave my LAN)?


> With the latest fashion of using dnsmasq on all machines to provide
> local caching of DNS it's quite difficult to check if things are going
> the way one expects.
> I run my own dnsmasq (as opposed to the local caching one installed by
> Ubuntu etc.) on a server machine on the LAN.
> So I have (along with a lot of other bits and pieces):-
>      ADSL router       
>      Server running dnsmasq
>      My desktop machine
>      ...
>      ...
> The router has two connections to the internet which it load balances so
> DNS might go out direct from it to one ISP's DNS servers or it might go
> out on its WAN/ethernet port to another ADSL modem which uses a
> different ISP.
> I just want to check how various things are looked up to make sure that
> DNS is resolved through the right route.



More information about the Dnsmasq-discuss mailing list