You’re missing a period (dot) at the end of your ns1 record Sent from my iPhone
> On Jan 11, 2023, at 10:31 AM, Brian Candler via Pdns-users > <pdns-users@mailman.powerdns.com> wrote: > > On 11/01/2023 15:13, Carsten Schmitz via Pdns-users wrote: >> >> Hello, >> >> My case is a bit complicated: >> >> I run a PowerDNS server with a zone "firstdomain.org" which is using a name >> server name ns1.seconddomain.org . >> > Please read: > > https://blog.powerdns.com/2016/01/18/open-source-support-out-in-the-open/ > > If you give the actual domain names, we can help you with those domains. > > But setting that aside, it sounds like you're asking for something which is > not supported by any DNS server: replying with out-of-zone information in the > 'additional' section. > > Historically, caches used to accept and store this information, but it was > used as a source of cache poisoning attacks - so caches were changed to > ignore it. As a result, even if you *could* include those hints, they would > be thrown away. > > Caches have to follow the full recursive process to resolve the IP address of > your domain's nameservers, and that's normal. As long as those A records > don't have low TTLs, then caching will mean they rarely need to be looked up. > (I'd suggest at least 8 hours, preferably 24, for A records for nameservers). > > _______________________________________________ > Pdns-users mailing list > Pdns-users@mailman.powerdns.com > https://mailman.powerdns.com/mailman/listinfo/pdns-users _______________________________________________ Pdns-users mailing list Pdns-users@mailman.powerdns.com https://mailman.powerdns.com/mailman/listinfo/pdns-users
