#!/usr/bin/perl
$domain = $ARGV[0];
if (! -e "/var/named/${domain}.db") {
print "Zonefile does not exist\n";
}
print "Checking ${domain}\n";
open(ND,"/var/named/${domain}.db");
while(<ND>) {
if (/NS[\t\s]*(\S+)/) {
print "Nameserver: $1\n";
}
}