On Wed, Jun 25, 2014 at 11:33:44AM -0400, Edwin wrote: > Hi PowerDNS mailing list, > > I was wondering if it is possible to throttle/rate-limit DNS > requests that are incoming to a PowerDNS recursing server, without > having to rely on IPtables. A little of context, we are getting > thousands of requests per second to our resolvers from some (a > handful) IP addresses, and we wish to proactively throttle requests > when the query rate exceeds a certain threshold, in order to avoid > the abuse of our servers. > > Sincerely, > Edwin >
The 3.6.0 version combined with a particular LUA script will achieve this. See http://mailman.powerdns.com/pipermail/pdns-dev/2014-June/001452.html And https://github.com/Habbie/pdns/blob/luapolicy/pdns/policy-example-rrl.lua Aki _______________________________________________ Pdns-users mailing list Pdns-users@mailman.powerdns.com http://mailman.powerdns.com/mailman/listinfo/pdns-users
