We do send refused back until it hits a rate limit threshold, at which point it just drops the queries silently. Refused packets are tiny though,...
I dropped all of china at our firewall, still get a bit from hong kong every so often but I can't figure out why they keep trying, it doesn't work
Adding onto this, we're also seeing massive amounts of requests for ofi.com against our authorative DNS cluster. We use technitium DNS. I set an...
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