if (defined $ips{$n}) { print "H($n$ips{$n})\n"; }
elsif ($flag) { print "HH($n)\n"; }
if (defined $mx{$n}) { print "MX($mx{$n})\n"; }
if (defined $ips{$n}) { print "H($n$ips{$n})\n"; }
elsif ($flag) { print "HH($n)\n"; }
if (defined $mx{$n}) { print "MX($mx{$n})\n"; }