Question about URL being logged by resolver
Nick Tait
nick at tait.net.nz
Sat Nov 4 02:29:10 UTC 2023
Hi J.
I'm not sure what the cause of the URLs is, but I can confirm I'm seeing
the same URLs in my own logs. The queries originate from multiple
devices on my internal network - all Apple devices I think.
My advice: I wouldn't waste too much effort trying to solve this one, as
it is almost certainly something that you will have no control over.
E.g. It could be something bogus on a web page that these devices have
all accessed?
Nick.
On 4/11/23 11:30, J Doe wrote:
> Hello,
>
> On a Bind 9.18.19 server configured as a recursive resolver, I
> sometimes see URL's being noted in the log files.
>
> One such example is:
>
> 02-Nov-2023 23:32:19.435 lame-servers: info: success resolving
> 'https://app-measurement.com/sdk-exp/A' after disabling qname
> minimization due to 'ncache nxdomain'
>
> This seems unusual to me because Bind usually notes the domain name it
> is attempting to resolve, not an URL. In this particular case, I
> would expect to see a notation about "app-measurement.com" and not
> "http://etc".
>
> What is the significance of logging the URL and why does this happen
> in only some cases ?
>
> Thanks,
>
> - J
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