ECS subnet

Rainer Duffner rainer at ultra-secure.de
Fri Feb 14 16:41:11 UTC 2025



> Am 14.02.2025 um 17:39 schrieb Greg Choules <gregchoules+bindusers at googlemail.com>:
> 
> Hi.
> Is this a question about BIND, or Unbound?
> Note the name of the list.



No, it’s a question about BIND.

If an upstream resolver sends an ECS subnet (it’s in the packet header somewhere, from what I understand) - how can BIND show this in the logs?



Rainer


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