Can't dig +trace?
unbound at fongaboo.com
Tue Jul 28 15:46:05 UTC 2015
Thanks for everyone's responses. An enlightening thread, and I fully
On Tue, 28 Jul 2015, Anand Buddhdev via Unbound-users wrote:
> On 28/07/15 15:17, Jaap Akkerhuis via Unbound-users wrote:
>> > However if I hit Google's lookup servers with the same command from the
>> > same client machine, I get the expected response...
>> The +trace option causes dig not to use the local resolver. From the
>> dig manual:
> Not quite. If you use the +trace option, dig makes *one* query to its
> local resolver(s) to get a list of root name servers. Thereafter, it
> makes its own iterative queries. However, that initial query has RD=0,
> and unbound won't answer. Anonymous fongaboo will have to specifically
> allow cache snooping in unbound for this.
> This is a weird design choice in dig. It shouldn't rely on any resolvers
> for the initial query. It should just use a built-in list of root name
> servers, and prime itself, just like BIND does.
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