On 04/11/2021 14:28, Bill Cole via mailop wrote: > On 2021-11-04 at 10:07:04 UTC-0400 (Thu, 4 Nov 2021 09:07:04 -0500) > Larry M. Smith via mailop <mailop....@fahq2.com> > is rumored to have said: > >> Isn't this how Spamhaus runs their DQS service? > > Yes. It is how they've run non-free access for well over a decade. A > solved problem with broad deployment. > > How they handle the backend is unclear. Their scale -- thousands of > unique users each querying a collection of large zones that are each > replicated for each user -- presents a special challenge that would be > daunting to meet with common DNS server software. Whatever they've set > up seems to work well. >
Rspamd RBLDNSD version [1] can do it as well. It is also much faster than the original one (like 4 times faster) and allows dynamic updates. And unlike Spamhaus stuff, it is free and open source, of course. [1]: https://github.com/rspamd/rbldnsd _______________________________________________ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop
