How to not pass these upstream?

[Joe Abley]

Hi,

RFC 8198, which was implemented in Unbound 1.7.0.

https://nlnetlabs.nl/news/2018/Mar/15/unbound-1.7.0-released/


Joe

> On 21 Oct 2019, at 11:57, B. Cook via Unbound-users <unbound-users at nlnetlabs.nl> wrote:
> 
> is there a way to address these locally?
> 
> Without passing them to an upstream recursor?
> 
> 10.20.8.29 is unbound and these are logs from dns-over-http client (aur ports)
> 
> 10.20.8.29:15020 - - [21/Oct/2019:11:49:13 -0400] "hbkuojyles. IN A"
> 10.20.8.29:13033 - - [21/Oct/2019:11:49:13 -0400] "fgtfkkdxgwfa. IN A"
> 10.20.8.29:56696 - - [21/Oct/2019:11:49:13 -0400] "hbkuojyles. IN A"
> 10.20.8.29:62727 - - [21/Oct/2019:11:49:13 -0400] "xkmnguqpjx. IN A"
> 10.20.8.29:16633 - - [21/Oct/2019:11:49:13 -0400] "xkmnguqpjx. IN A"
> 10.20.8.29:24331 - - [21/Oct/2019:11:49:13 -0400] "xkmnguqpjx. IN A"
> 10.20.8.29:35893 - - [21/Oct/2019:11:49:13 -0400] "gmjisoen. IN A"
> 10.20.8.29:31220 - - [21/Oct/2019:11:49:13 -0400] "rxdqenbginmvnm. IN A"
> 10.20.8.29:10867 - - [21/Oct/2019:11:49:14 -0400] "esfvwynlyoxgox. IN A"
> 
> Is there someway to limit these?
> 
> the randomly come in bursts from clients doing various checking..
> 
> 10.20.8.29:59511 - - [21/Oct/2019:11:54:40 -0400] "uppkncjqrg. IN A"
> 10.20.8.29:29935 - - [21/Oct/2019:11:54:40 -0400] "sfedxwtllfx. IN A"
> 10.20.8.29:37957 - - [21/Oct/2019:11:54:40 -0400] "ewskqfu. IN A"
> 10.20.8.29:6215 - - [21/Oct/2019:11:54:40 -0400] "cfrwvnynxfquzr. IN A"
> 10.20.8.29:53225 - - [21/Oct/2019:11:54:40 -0400] "ovtxiaeztpaoxj. IN A"
> 10.20.8.29:9016 - - [21/Oct/2019:11:54:40 -0400] "kmavvjppntn. IN A"
> 10.20.8.29:11245 - - [21/Oct/2019:11:54:40 -0400] "fkshwbgafpp. IN A"
> 10.20.8.29:60053 - - [21/Oct/2019:11:54:40 -0400] "iqkjgvysb. IN A"
> 
> Thanks in advance.
> 
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