Hi,

On 05.04.21 01:13, Maxim Dounin wrote:
> You can use anything as a key in limit_req_zone, including your
> own variables. If you want to limit IPv6 addresses per /64
> subnets, something like this should work:
>
> map $binary_remote_addr $subnet {
> "~^(\C{8})" $1;
> default $binary_remote_addr;
> }
>
> limit_req_zone $subnet zone=one:10m rate=1r/s;

This seems to work, very nice! That should definitely be added to the
docs and maybe also to the blog post
(https://www.nginx.com/blog/rate-limiting-nginx/).

Regards, Chris
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