#!/usr/bin/perl use Data::Dumper; use Net::DNS; my $resolver = new Net::DNS::Resolver; $resolver->nameserver("62.119.93.254"); $resolver->debug(1); my $optrr = new Net::DNS::RR { name => "", type => "OPT", class => 1024, extendedrcode => 0x00, ednsflags => 0x0000, optioncode => 0x03, # NSID, RFC 5001 optiondata => 0x00, }; my $query = Net::DNS::Packet->new("kirei.se", "NS", "IN"); $query->push(additional => $optrr); $query->header->rd(0); print Dumper($query); my $response = $resolver->send($query); print Dumper($response);