Query about new bind install and it's chatty log
Doug Freed
dwfreed at isc.org
Tue Mar 17 16:56:03 UTC 2026
On 3/17/26 10:49, Ted Mittelstaedt wrote:
> I replaced an older nameserver with an upgrade and now I'm getting my
> syslog filled with:
>
>
> 2026-03-17T15:45:35.606648+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 198.97.190.53#53
> 2026-03-17T15:45:35.607940+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 198.97.190.53#53
> 2026-03-17T15:45:35.619575+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 192.5.5.241#53
> 2026-03-17T15:45:35.623514+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 192.5.5.241#53
> 2026-03-17T15:45:35.632650+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 192.112.36.4#53
> 2026-03-17T15:45:35.637040+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 192.112.36.4#53
> 2026-03-17T15:45:35.646140+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 193.0.14.129#53
> 2026-03-17T15:45:35.650222+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 193.0.14.129#53
> 2026-03-17T15:45:35.658509+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 192.203.230.10#53
> 2026-03-17T15:45:35.666644+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 192.203.230.10#53
> 2026-03-17T15:45:35.671146+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 199.7.83.42#53
> 2026-03-17T15:45:35.681376+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 199.7.83.42#53
> 2026-03-17T15:45:35.684777+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 192.58.128.30#53
> 2026-03-17T15:45:35.696406+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 192.58.128.30#53
> 2026-03-17T15:45:35.698457+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 170.247.170.2#53
> 2026-03-17T15:45:35.709773+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 170.247.170.2#53
> 2026-03-17T15:45:35.714916+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 202.12.27.33#53
> 2026-03-17T15:45:35.722599+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 202.12.27.33#53
> 2026-03-17T15:45:35.730643+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 198.41.0.4#53
> 2026-03-17T15:45:35.735529+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 198.41.0.4#53
> 2026-03-17T15:45:35.743723+00:00 clientmail named[109862]: lame server
> resolving 'ns3.dnsv2.net' (in '.'?): 199.7.91.13#53
> 2026-03-17T15:45:35.748110+00:00 clientmail named[109862]: lame server
> resolving '.' (in '.'?): 199.7.91.13#53
>
>
> Since the server appears to otherwise be working am I correct in
> assuming this is just automated attacks from lame losers who have
> nothing productive to do with their CPU cycles?
>
> Is there a trick to shut up these pointless warnings spamming my log?
> What do others do?
>
> Thanks!
>
> Ted
>
The message indicates your server is receiving what's known as a "lame
delegation", which is a delegation that does not progress resolution, in
response to queries to the root nameservers. These messages are usually
uncommon, and generally indicate an error in the zones or configuration
of the authoritative nameserver, but are useful in troubleshooting user
complaints, so generally shouldn't be disabled.
However, getting them for the root nameservers, which we can assume are
correct in almost all cases, suggests that something else is going on.
I would get a packet capture of the queries this server is sending and
their responses to inspect what the responses contain, which may provide
clues about their real origin.
-Doug
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