diff --git a/init.d/debian7/zapret b/init.d/debian7/zapret
index 5459bd0..a60af1d 100644
--- a/init.d/debian7/zapret
+++ b/init.d/debian7/zapret
@@ -74,14 +74,10 @@ case "$1" in
 		iptables -t nat -C OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT 2>/dev/null ||
 		 iptables -t nat -I OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
 		# BLOCK SPOOFED DNS FROM DOMRU
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300 ||
+		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300 ||
+		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300
 		DAEMON=$TPWS
 		DAEMON_OPTS="--port=$TPPORT --hostcase --split-http-req=host --user=$TPWS_USER --bind-addr=127.0.0.1"
 		;;
@@ -138,10 +134,8 @@ case "$1" in
 		sysctl -w net.ipv4.conf.$SLAVE_ETH.route_localnet=0
 		iptables -t nat -D PREROUTING -p tcp --dport 80 -i $SLAVE_ETH -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
 		iptables -t nat -D OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300
 		DAEMON=$TPWS
 		;;
 	    tiera|athome)
diff --git a/init.d/openwrt/firewall.user.domru b/init.d/openwrt/firewall.user.domru
index a8fa7b6..d3bab22 100644
--- a/init.d/openwrt/firewall.user.domru
+++ b/init.d/openwrt/firewall.user.domru
@@ -8,14 +8,10 @@ network_find_wan wan_iface
 for ext_iface in $wan_iface; do
     network_get_device DEVICE $ext_iface
     # BLOCK SPOOFED DNS FROM DOMRU
-    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300 ||
-     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300
-    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300 ||
-     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300
-    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300 ||
-     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300
-    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300 ||
-     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300
+    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300 ||
+     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300
+    iptables -t raw -C PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300 ||
+     iptables -t raw -I PREROUTING -i $DEVICE -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300
     # DNAT for local traffic
     iptables -t nat -C OUTPUT -p tcp --dport 80 -o $DEVICE -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT ||
      iptables -t nat -I OUTPUT -p tcp --dport 80 -o $DEVICE -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
diff --git a/init.d/ubuntu12/zapret.conf b/init.d/ubuntu12/zapret.conf
index ed99385..9779eb3 100644
--- a/init.d/ubuntu12/zapret.conf
+++ b/init.d/ubuntu12/zapret.conf
@@ -46,14 +46,10 @@ pre-start script
 		iptables -t nat -C OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT ||
 		 iptables -t nat -I OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
 		# BLOCK SPOOFED DNS FROM DOMRU
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300 ||
-		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300 ||
+		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -C PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300 ||
+		 iptables -t raw -I PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300
  		;;
 	    tiera|athome)
 		adduser --disabled-login --no-create-home --system --quiet $TPWS_USER
@@ -124,10 +120,8 @@ pre-stop script
 		sysctl -w net.ipv4.conf.$SLAVE_ETH.route_localnet=0
 		iptables -t nat -D PREROUTING -p tcp --dport 80 -i $SLAVE_ETH -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
 		iptables -t nat -D OUTPUT -p tcp --dport 80 -m owner ! --uid-owner $TPWS_USER -m set --match-set zapret dst -j DNAT --to 127.0.0.1:$TPPORT
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff164|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000064|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|5cfff16e|" --algo bm -j DROP --from 40 --to 300
-		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00000000000000000000110|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|05030311|" --algo bm -j DROP --from 40 --to 300
+		iptables -t raw -D PREROUTING -p udp --sport 53 -m string --hex-string "|2a022698a00200010000000000030017|" --algo bm -j DROP --from 40 --to 300
 		;;
 	    tiera|athome)
 		sysctl -w net.ipv4.conf.$SLAVE_ETH.route_localnet=0