--- libnet-dns-perl.orig/lib/Net/DNS/Resolver/Base.pm
+++ libnet-dns-perl/lib/Net/DNS/Resolver/Base.pm
@@ -249,7 +249,7 @@ sub read_config_file {
 
 		/^nameserver/ && do {
 			my ( $keyword, @ip ) = grep defined, split;
-			push @ns, map $_ eq '0' ? '0.0.0.0' : $_, @ip;
+			push @ns, map $_ eq '0' ? '0.0.0.0' : $_, grep !/%/, @ip;
 			next;
 		};