ignore non-authoritative answers when evaluating multiple responses
ignore non-authoritative answers when evaluating multiple responses

NZRS/dnscheck,dotse/dnscheck,dotse/dnscheck,dotse/dnscheck,NZRS/dnscheck,dotse/dnscheck,dotse/dnscheck,NZRS/dnscheck,dotse/dnscheck,NZRS/dnscheck,NZRS/dnscheck,NZRS/dnscheck