On Sat, 2018-04-07 at 02:07 -0400, Bill Cole wrote: > On 6 Apr 2018, at 8:08, Martin Gregorie wrote: > > > I'm getting a lot of SORBS lookups rejected due to an "unexpected > > RCODE". Is anybody else seeing these? > > I'm sure someone is... > > There are none of those where I see. If the "unexpected RCODE" is > SERVFAIL, it was likely transient on their end. > Yep, all are SERVFAIL and another big bunch appeared in my logwatch report today. My volume is far too small to trigger REFUSED and I do run a non-forwarding dns server.
Thanks for your explanation, though its looking a bit more like an intransigent transient than it did earlier. Martin