NOERROR when NXDOMAIN expected

[Jim Reid]

>>>>> "Rainer" == Rainer Ginsberg <rainer.ginsberg at de.bosch.com> writes:

    Rainer> The nameserver is responsible for a zone, say
    Rainer> example.com. There is no A record for example.com. When I
    Rainer> query the nameserver for this A record, I would expect an
    Rainer> NXDOMAIN. But instead, I get a NOERROR with an empty
    Rainer> answer section and an authority section with the SOA
    Rainer> record.

Looks like the server is following RFC2308 wrt negative caching.