> limit_conn_zone $binary_remote_addr zone=alpha:8m;
> limit_req_zone $binary_remote_addr zone=delta:8m rate=40r/s;
>
> Domain nginx conf:
>
> limit_conn alpha 5;
> limit_req zone=delta burst=80 nodelay;
>
>
> So a user can create only 5 connections per ip and can have 40
> requests with a burst up to 80 connections.
>
> Now i want to exclude Cloudflare ip's from this connection limits.


If memory serves right you can use

location / {
if ($remote_addr != 1.2.3.4) {
error_page 404 = @no_whitelist;
return 404;
}
# whitelisted
}
location @no_whitelist {
limit_conn adalpha 5;
}

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