On Tue, Dec 06, 2016 at 07:20:41PM -0500, Wietse Venema wrote: > > Having removed ipv6 from the question, I get the error I quoted above > > even for domains that do resolve using "dig" from the CLI of the same > > host. Why would there be that kind of discrepancy? > > Not at all, just some intermediate resolver that messes up as I > suggested in my first reply. Perhaps powerdns resolvers that assume > everyone supports EDNS0, and that break all kinds of lookups.
To be fair to the good folks at PowerDNS, the software in question was an alpha version, that Ubuntu should probably not have shipped in a prod release. I don't know of any similar issues in actual releases of PowerDNS. -- Viktor.