Use net.LookupHost since it is more consistent.
Use net.LookupHost since it is more consistent.

nslookup does very different behavior depending on whether or not bind-tools is installed.
nslookup performs parallel A, AAAA lookups only if bind-tools is
NOT installed. Once bind-tools is installed, it sends AAAA queries only
after all A queries have been sent and unanswered.

kubernetes/perf-tests,kubernetes/perf-tests,kubernetes/perf-tests,kubernetes/perf-tests,kubernetes/perf-tests