diff --git a/app/src/main/java/org/itxtech/daedalus/Daedalus.java b/app/src/main/java/org/itxtech/daedalus/Daedalus.java
index 29ac467..a72d875 100644
--- a/app/src/main/java/org/itxtech/daedalus/Daedalus.java
+++ b/app/src/main/java/org/itxtech/daedalus/Daedalus.java
@@ -22,8 +22,8 @@ import org.itxtech.daedalus.activity.MainActivity;
 import org.itxtech.daedalus.service.DaedalusVpnService;
 import org.itxtech.daedalus.util.Configurations;
 import org.itxtech.daedalus.util.DnsServer;
-import org.itxtech.daedalus.util.HostsProvider;
-import org.itxtech.daedalus.util.HostsResolver;
+import org.itxtech.daedalus.util.RulesProvider;
+import org.itxtech.daedalus.util.RulesResolver;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -56,10 +56,14 @@ public class Daedalus extends Application {
         add(new DnsServer("123.206.21.48", R.string.server_aixyz_south_china));
     }};
 
-    public static final List<HostsProvider> HOSTS_PROVIDERS = new ArrayList<HostsProvider>() {{
-        add(new HostsProvider("racaljk/hosts", "https://coding.net/u/scaffrey/p/hosts/git/raw/master/hosts"));
-        add(new HostsProvider("fengixng/google-hosts", "https://raw.githubusercontent.com/fengixng/google-hosts/master/hosts"));
-        add(new HostsProvider("sy618/hosts", "https://raw.githubusercontent.com/sy618/hosts/master/ADFQ"));
+    public static final List<RulesProvider> HOSTS_PROVIDERS = new ArrayList<RulesProvider>() {{
+        add(new RulesProvider("racaljk/hosts", "https://coding.net/u/scaffrey/p/hosts/git/raw/master/hosts"));
+        add(new RulesProvider("fengixng/google-hosts", "https://raw.githubusercontent.com/fengixng/google-hosts/master/hosts"));
+        add(new RulesProvider("sy618/hosts", "https://raw.githubusercontent.com/sy618/hosts/master/ADFQ"));
+    }};
+
+    public static final List<RulesProvider> DNSMASQ_PROVIDERS = new ArrayList<RulesProvider>() {{
+
     }};
 
     public static final String[] DEFAULT_TEST_DOMAINS = new String[]{
@@ -73,6 +77,7 @@ public class Daedalus extends Application {
     public static Configurations configurations;
 
     public static String hostsPath;
+    public static String dnsmasqPath;
     public static String configPath;
 
     private static Daedalus instance = null;
@@ -83,10 +88,11 @@ public class Daedalus extends Application {
     public void onCreate() {
         super.onCreate();
 
-        mHostsResolver = new Thread(new HostsResolver());
+        mHostsResolver = new Thread(new RulesResolver());
         mHostsResolver.start();
 
         hostsPath = getExternalFilesDir(null).getPath() + "/hosts";
+        dnsmasqPath = getExternalFilesDir(null).getPath() + "/dnsmasq";
         configPath = getExternalFilesDir(null).getPath() + "/config.json";
 
         initData();
@@ -114,7 +120,7 @@ public class Daedalus extends Application {
     };
 
     public static void initHostsResolver() {
-        if (Daedalus.getPrefs().getBoolean("settings_local_host_resolution", false)) {
+        if (Daedalus.getPrefs().getBoolean("settings_local_rules_resolution", false)) {
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                 int permission = ActivityCompat.checkSelfPermission(Daedalus.getInstance(), Manifest.permission.WRITE_EXTERNAL_STORAGE);
                 if (MainActivity.getInstance() != null) {
@@ -125,8 +131,11 @@ public class Daedalus extends Application {
                     return;
                 }
             }
-            HostsResolver.startLoad(hostsPath);
-            HostsResolver.setPanResolution(Daedalus.getPrefs().getBoolean("settings_pan_resolution", false));
+            if (Daedalus.getPrefs().getBoolean("settings_use_dnsmasq", false)) {
+                RulesResolver.startLoadDnsmasq(dnsmasqPath);
+            } else {
+                RulesResolver.startLoadHosts(hostsPath);
+            }
         }
     }
     public static SharedPreferences getPrefs() {
@@ -140,9 +149,9 @@ public class Daedalus extends Application {
 
         instance = null;
         prefs = null;
-        HostsResolver.shutdown();
+        RulesResolver.shutdown();
         mHostsResolver.interrupt();
-        HostsResolver.clean();
+        RulesResolver.clean();
         mHostsResolver = null;
     }
 
diff --git a/app/src/main/java/org/itxtech/daedalus/activity/MainActivity.java b/app/src/main/java/org/itxtech/daedalus/activity/MainActivity.java
index adea9e0..ef7e19f 100644
--- a/app/src/main/java/org/itxtech/daedalus/activity/MainActivity.java
+++ b/app/src/main/java/org/itxtech/daedalus/activity/MainActivity.java
@@ -52,7 +52,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
     public static final int FRAGMENT_DNS_TEST = 1;
     public static final int FRAGMENT_SETTINGS = 2;
     public static final int FRAGMENT_ABOUT = 3;
-    public static final int FRAGMENT_HOSTS = 4;
+    public static final int FRAGMENT_RULES = 4;
     public static final int FRAGMENT_DNS_SERVERS = 5;
 
     private static MainActivity instance = null;
@@ -61,7 +61,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
     private DnsTestFragment mDnsTest;
     private SettingsFragment mSettings;
     private AboutFragment mAbout;
-    private HostsFragment mHosts;
+    private RulesFragment mHosts;
     private DnsServersFragment mDnsServers;
     private int currentFragment = FRAGMENT_NONE;
 
@@ -160,7 +160,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
             case FRAGMENT_ABOUT:
                 menu.findItem(R.id.nav_about).setChecked(true);
                 break;
-            case FRAGMENT_HOSTS:
+            case FRAGMENT_RULES:
                 menu.findItem(R.id.nav_hosts).setChecked(true);
                 break;
             case FRAGMENT_DNS_SERVERS:
@@ -183,8 +183,8 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
             case FRAGMENT_ABOUT:
                 toolbar.setTitle(R.string.action_about);
                 break;
-            case FRAGMENT_HOSTS:
-                toolbar.setTitle(R.string.action_hosts);
+            case FRAGMENT_RULES:
+                toolbar.setTitle(R.string.action_rules);
                 break;
             case FRAGMENT_DNS_SERVERS:
                 toolbar.setTitle(R.string.action_dns_servers);
@@ -229,13 +229,13 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
                 toolbar.setTitle(R.string.action_about);
                 currentFragment = FRAGMENT_ABOUT;
                 break;
-            case FRAGMENT_HOSTS:
+            case FRAGMENT_RULES:
                 if (mHosts == null) {
-                    mHosts = new HostsFragment();
+                    mHosts = new RulesFragment();
                 }
                 transaction.replace(R.id.id_content, mHosts);
-                toolbar.setTitle(R.string.action_hosts);
-                currentFragment = FRAGMENT_HOSTS;
+                toolbar.setTitle(R.string.action_rules);
+                currentFragment = FRAGMENT_RULES;
                 break;
             case FRAGMENT_DNS_SERVERS:
                 if (mDnsServers == null) {
@@ -327,7 +327,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
         }
 
         if (id == R.id.nav_hosts) {
-            switchFragment(FRAGMENT_HOSTS);
+            switchFragment(FRAGMENT_RULES);
         }
 
         if (id == R.id.nav_dns_server) {
diff --git a/app/src/main/java/org/itxtech/daedalus/fragment/HostsFragment.java b/app/src/main/java/org/itxtech/daedalus/fragment/RulesFragment.java
similarity index 94%
rename from app/src/main/java/org/itxtech/daedalus/fragment/HostsFragment.java
rename to app/src/main/java/org/itxtech/daedalus/fragment/RulesFragment.java
index 39409c2..64c23bf 100644
--- a/app/src/main/java/org/itxtech/daedalus/fragment/HostsFragment.java
+++ b/app/src/main/java/org/itxtech/daedalus/fragment/RulesFragment.java
@@ -14,7 +14,7 @@ import android.widget.Spinner;
 import android.widget.TextView;
 import org.itxtech.daedalus.Daedalus;
 import org.itxtech.daedalus.R;
-import org.itxtech.daedalus.util.HostsProvider;
+import org.itxtech.daedalus.util.RulesProvider;
 
 import java.io.*;
 import java.net.URL;
@@ -33,7 +33,7 @@ import java.util.Date;
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  */
-public class HostsFragment extends Fragment {
+public class RulesFragment extends Fragment {
 
     private Thread mThread = null;
     private View view = null;
@@ -46,7 +46,7 @@ public class HostsFragment extends Fragment {
         mHandler = new HostsHandler().setView(view).setHostsFragment(this);
 
         final Spinner spinnerHosts = (Spinner) view.findViewById(R.id.spinner_hosts);
-        ArrayAdapter spinnerArrayAdapter = new ArrayAdapter<>(getActivity(), android.R.layout.simple_list_item_1, HostsProvider.getHostsProviderNames());
+        ArrayAdapter spinnerArrayAdapter = new ArrayAdapter<>(getActivity(), android.R.layout.simple_list_item_1, RulesProvider.getHostsProviderNames());
         spinnerHosts.setAdapter(spinnerArrayAdapter);
         spinnerHosts.setSelection(0);
 
@@ -61,7 +61,7 @@ public class HostsFragment extends Fragment {
                         @Override
                         public void run() {
                             try {
-                                URLConnection connection = new URL(HostsProvider.getDownloadUrlByName(spinnerHosts.getSelectedItem().toString())).openConnection();
+                                URLConnection connection = new URL(RulesProvider.getDownloadUrlByName(spinnerHosts.getSelectedItem().toString())).openConnection();
                                 InputStream inputStream = connection.getInputStream();
                                 BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
                                 StringBuilder builder = new StringBuilder();
@@ -130,14 +130,14 @@ public class HostsFragment extends Fragment {
         static final int MSG_DOWNLOADED = 0;
 
         private View view = null;
-        private HostsFragment mFragment = null;
+        private RulesFragment mFragment = null;
 
         HostsHandler setView(View view) {
             this.view = view;
             return this;
         }
 
-        HostsHandler setHostsFragment(HostsFragment fragment) {
+        HostsHandler setHostsFragment(RulesFragment fragment) {
             mFragment = fragment;
             return this;
         }
diff --git a/app/src/main/java/org/itxtech/daedalus/fragment/SettingsFragment.java b/app/src/main/java/org/itxtech/daedalus/fragment/SettingsFragment.java
index 6c4cd6d..315fa56 100644
--- a/app/src/main/java/org/itxtech/daedalus/fragment/SettingsFragment.java
+++ b/app/src/main/java/org/itxtech/daedalus/fragment/SettingsFragment.java
@@ -129,7 +129,7 @@ public class SettingsFragment extends PreferenceFragment {
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         view = super.onCreateView(inflater, container, savedInstanceState);
-        SwitchPreference localHostResolution = (SwitchPreference) findPreference("settings_local_host_resolution");
+        SwitchPreference localHostResolution = (SwitchPreference) findPreference("settings_local_rules_resolution");
         localHostResolution.setSummary(Daedalus.hostsPath);
         return view;
     }
diff --git a/app/src/main/java/org/itxtech/daedalus/provider/UdpDnsProvider.java b/app/src/main/java/org/itxtech/daedalus/provider/UdpDnsProvider.java
index 510fcf6..bc5852b 100644
--- a/app/src/main/java/org/itxtech/daedalus/provider/UdpDnsProvider.java
+++ b/app/src/main/java/org/itxtech/daedalus/provider/UdpDnsProvider.java
@@ -13,7 +13,7 @@ import de.measite.minidns.Record;
 import de.measite.minidns.record.A;
 import org.itxtech.daedalus.service.DaedalusVpnService;
 import org.itxtech.daedalus.util.DnsServerHelper;
-import org.itxtech.daedalus.util.HostsResolver;
+import org.itxtech.daedalus.util.RulesResolver;
 import org.pcap4j.packet.*;
 import org.pcap4j.packet.factory.PacketFactoryPropertiesLoader;
 import org.pcap4j.util.PropertiesLoader;
@@ -74,7 +74,7 @@ public class UdpDnsProvider extends DnsProvider {
         }
     }
 
-    void queueDeviceWrite(IpPacket ipOutPacket) {
+    private void queueDeviceWrite(IpPacket ipOutPacket) {
         dnsQueryTimes++;
         Log.i(TAG, "QT " + dnsQueryTimes);
         deviceWrites.add(ipOutPacket.getRawData());
@@ -340,8 +340,8 @@ public class UdpDnsProvider extends DnsProvider {
         String dnsQueryName = dnsMsg.getQuestion().name.toString();
 
         try {
-            if (HostsResolver.canResolve(dnsQueryName)) {
-                String response = HostsResolver.resolve(dnsQueryName);
+            if (RulesResolver.canResolve(dnsQueryName)) {
+                String response = RulesResolver.resolve(dnsQueryName);
                 Log.i(TAG, "handleDnsRequest: DNS Name " + dnsQueryName + " address " + response + ", using local hosts to resolve.");
                 DNSMessage.Builder builder = dnsMsg.asBuilder();
                 int[] ip = new int[4];
diff --git a/app/src/main/java/org/itxtech/daedalus/service/DaedalusVpnService.java b/app/src/main/java/org/itxtech/daedalus/service/DaedalusVpnService.java
index cf205bf..de8f413 100644
--- a/app/src/main/java/org/itxtech/daedalus/service/DaedalusVpnService.java
+++ b/app/src/main/java/org/itxtech/daedalus/service/DaedalusVpnService.java
@@ -20,7 +20,7 @@ import org.itxtech.daedalus.provider.TcpDnsProvider;
 import org.itxtech.daedalus.provider.UdpDnsProvider;
 import org.itxtech.daedalus.receiver.StatusBarBroadcastReceiver;
 import org.itxtech.daedalus.util.DnsServerHelper;
-import org.itxtech.daedalus.util.HostsResolver;
+import org.itxtech.daedalus.util.RulesResolver;
 
 import java.net.Inet4Address;
 
@@ -146,7 +146,7 @@ public class DaedalusVpnService extends VpnService implements Runnable {
             Daedalus.updateShortcut(getApplicationContext());
         }
 
-        HostsResolver.clean();
+        RulesResolver.clean();
         DnsServerHelper.cleanPortCache();
     }
 
diff --git a/app/src/main/java/org/itxtech/daedalus/util/HostsResolver.java b/app/src/main/java/org/itxtech/daedalus/util/HostsResolver.java
deleted file mode 100644
index 277a3f3..0000000
--- a/app/src/main/java/org/itxtech/daedalus/util/HostsResolver.java
+++ /dev/null
@@ -1,151 +0,0 @@
-package org.itxtech.daedalus.util;
-
-import android.util.Log;
-
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.InputStreamReader;
-import java.util.HashMap;
-
-/**
- * Daedalus Project
- *
- * @author iTX Technologies
- * @link https://itxtech.org
- * <p>
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- */
-public class HostsResolver implements Runnable {
-    private static final String TAG = "DHostsResolver";
-
-    public static final int STATUS_LOADED = 0;
-    public static final int STATUS_LOADING = 1;
-    public static final int STATUS_NOT_LOADED = 2;
-    public static final int STATUS_PENDING_LOAD = 3;
-
-    private static int status = STATUS_NOT_LOADED;
-    private static String fileName;
-    private static HashMap<String, String> hosts;
-    private static boolean shutdown = false;
-    private static boolean panResolution = false;
-
-    public HostsResolver() {
-        status = STATUS_NOT_LOADED;
-        fileName = "";
-        shutdown = false;
-    }
-
-    public static void shutdown() {
-        shutdown = true;
-    }
-
-    public static boolean isLoaded() {
-        return status == STATUS_LOADED;
-    }
-
-    public static void startLoad(String loadFile) {
-        Log.d(TAG, "Loading file " + loadFile);
-        fileName = loadFile;
-        status = STATUS_PENDING_LOAD;
-    }
-
-    public static void setPanResolution(boolean resolution) {
-        panResolution = resolution;
-    }
-
-    public static void clean() {
-        hosts = null;
-    }
-
-    public static boolean canResolve(String hostname) {
-        if (hosts == null) {
-            return false;
-        }
-        if (hosts.containsKey(hostname)) {
-            return true;
-        }
-        if (panResolution) {
-            String[] pieces = hostname.split("\\.");
-            StringBuilder builder;
-            builder = new StringBuilder();
-            builder.append("*");
-            for (int i = 1; i < pieces.length; i++) {
-                builder.append(".").append(pieces[i]);
-            }
-            if (hosts.containsKey(builder.toString())) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    public static String resolve(String hostname) {
-        if (hosts == null) {
-            return "";
-        }
-        if (hosts.containsKey(hostname)) {
-            return hosts.get(hostname);
-        }
-        if (panResolution) {
-            String[] pieces = hostname.split("\\.");
-            StringBuilder builder;
-            builder = new StringBuilder();
-            builder.append("*");
-            for (int i = 1; i < pieces.length; i++) {
-                builder.append(".").append(pieces[i]);
-            }
-            if (hosts.containsKey(builder.toString())) {
-                return hosts.get(builder.toString());
-            }
-        }
-        return "";
-    }
-
-    private void load() {
-        try {
-            status = STATUS_LOADING;
-            File file = new File(fileName);
-            if (file.exists() && file.canRead()) {
-                FileInputStream stream = new FileInputStream(file);
-                BufferedReader dataIO = new BufferedReader(new InputStreamReader(stream));
-                hosts = new HashMap<>();
-                String strLine;
-                String[] data;
-                while ((strLine = dataIO.readLine()) != null) {
-                    //Log.d(TAG, strLine);
-                    if (!strLine.equals("") && !strLine.startsWith("#")) {
-                        data = strLine.split("\\s+");
-                        hosts.put(data[1], data[0]);
-                        Log.d(TAG, "Putting " + data[0] + " " + data[1]);
-                    }
-                }
-
-                dataIO.close();
-                stream.close();
-                status = STATUS_LOADED;
-            } else {
-                status = STATUS_NOT_LOADED;
-            }
-        } catch (Exception e) {
-            Log.e(TAG, e.toString());
-        }
-    }
-
-    @Override
-    public void run() {
-        try {
-            while (!shutdown) {
-                if (status == STATUS_PENDING_LOAD) {
-                    load();
-                }
-                Thread.sleep(100);
-            }
-        } catch (Exception e) {
-            Log.e(TAG, e.toString());
-        }
-    }
-}
diff --git a/app/src/main/java/org/itxtech/daedalus/util/HostsProvider.java b/app/src/main/java/org/itxtech/daedalus/util/RulesProvider.java
similarity index 85%
rename from app/src/main/java/org/itxtech/daedalus/util/HostsProvider.java
rename to app/src/main/java/org/itxtech/daedalus/util/RulesProvider.java
index bb56a30..89985f1 100644
--- a/app/src/main/java/org/itxtech/daedalus/util/HostsProvider.java
+++ b/app/src/main/java/org/itxtech/daedalus/util/RulesProvider.java
@@ -15,11 +15,11 @@ import java.util.ArrayList;
  * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  */
-public class HostsProvider {
+public class RulesProvider {
     private String name;
     private String downloadURL;
 
-    public HostsProvider(String name, String downloadURL) {
+    public RulesProvider(String name, String downloadURL) {
         this.name = name;
         this.downloadURL = downloadURL;
     }
@@ -34,7 +34,7 @@ public class HostsProvider {
 
     public static String[] getHostsProviderNames() {
         ArrayList<String> servers = new ArrayList<>(Daedalus.HOSTS_PROVIDERS.size());
-        for (HostsProvider hostsProvider : Daedalus.HOSTS_PROVIDERS) {
+        for (RulesProvider hostsProvider : Daedalus.HOSTS_PROVIDERS) {
             servers.add(hostsProvider.getName());
         }
         String[] stringServers = new String[Daedalus.HOSTS_PROVIDERS.size()];
@@ -42,7 +42,7 @@ public class HostsProvider {
     }
 
     public static String getDownloadUrlByName(String name) {
-        for (HostsProvider hostsProvider : Daedalus.HOSTS_PROVIDERS) {
+        for (RulesProvider hostsProvider : Daedalus.HOSTS_PROVIDERS) {
             if (hostsProvider.getName().equals(name)) {
                 return hostsProvider.getDownloadURL();
             }
diff --git a/app/src/main/java/org/itxtech/daedalus/util/RulesResolver.java b/app/src/main/java/org/itxtech/daedalus/util/RulesResolver.java
new file mode 100644
index 0000000..aad5916
--- /dev/null
+++ b/app/src/main/java/org/itxtech/daedalus/util/RulesResolver.java
@@ -0,0 +1,181 @@
+package org.itxtech.daedalus.util;
+
+import android.util.Log;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.util.HashMap;
+
+/**
+ * Daedalus Project
+ *
+ * @author iTX Technologies
+ * @link https://itxtech.org
+ * <p>
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ */
+public class RulesResolver implements Runnable {
+    private static final String TAG = "DRulesResolver";
+
+    public static final int STATUS_LOADED = 0;
+    public static final int STATUS_LOADING = 1;
+    public static final int STATUS_NOT_LOADED = 2;
+    public static final int STATUS_PENDING_LOAD = 3;
+
+    public static final int MODE_HOSTS = 0;
+    public static final int MODE_DNSMASQ = 1;
+
+    private static int status = STATUS_NOT_LOADED;
+    private static int mode = MODE_HOSTS;
+    private static String hostsFile;
+    private static String dnsmasqFile;
+    private static HashMap<String, String> rules;
+    private static boolean shutdown = false;
+
+    public RulesResolver() {
+        status = STATUS_NOT_LOADED;
+        hostsFile = "";
+        dnsmasqFile = "";
+        shutdown = false;
+    }
+
+    public static void shutdown() {
+        shutdown = true;
+    }
+
+    public static boolean isLoaded() {
+        return status == STATUS_LOADED;
+    }
+
+    public static void startLoadHosts(String loadFile) {
+        Log.d(TAG, "Loading hosts file " + loadFile);
+        hostsFile = loadFile;
+        mode = MODE_HOSTS;
+        status = STATUS_PENDING_LOAD;
+    }
+
+    public static void startLoadDnsmasq(String loadFile) {
+        Log.d(TAG, "Loading DNSMasq file " + loadFile);
+        dnsmasqFile = loadFile;
+        mode = MODE_DNSMASQ;
+        status = STATUS_PENDING_LOAD;
+    }
+
+    public static void clean() {
+        rules = null;
+    }
+
+    public static boolean canResolve(String hostname) {
+        if (rules == null) {
+            return false;
+        }
+        if (rules.containsKey(hostname)) {
+            return true;
+        }
+        if (mode == MODE_DNSMASQ) {
+            String[] pieces = hostname.split("\\.");
+            StringBuilder builder;
+            builder = new StringBuilder();
+            for (int i = 1; i < pieces.length; i++) {
+                builder.append(".").append(pieces[i]);
+            }
+            if (rules.containsKey(builder.toString())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public static String resolve(String hostname) {
+        if (rules == null) {
+            return "";
+        }
+        if (rules.containsKey(hostname)) {
+            return rules.get(hostname);
+        }
+        if (mode == MODE_DNSMASQ) {
+            String[] pieces = hostname.split("\\.");
+            StringBuilder builder;
+            builder = new StringBuilder();
+            for (int i = 1; i < pieces.length; i++) {
+                builder.append(".").append(pieces[i]);
+            }
+            if (rules.containsKey(builder.toString())) {
+                return rules.get(builder.toString());
+            }
+        }
+        return "";
+    }
+
+    private void load() {
+        try {
+            status = STATUS_LOADING;
+            rules = new HashMap<>();
+            if (mode == MODE_HOSTS) {
+                File file = new File(hostsFile);
+                if (file.exists() && file.canRead()) {
+                    FileInputStream stream = new FileInputStream(file);
+                    BufferedReader dataIO = new BufferedReader(new InputStreamReader(stream));
+                    String strLine;
+                    String[] data;
+                    while ((strLine = dataIO.readLine()) != null) {
+                        //Log.d(TAG, strLine);
+                        if (!strLine.equals("") && !strLine.startsWith("#")) {
+                            data = strLine.split("\\s+");
+                            rules.put(data[1], data[0]);
+                            Log.d(TAG, "Putting " + data[0] + " " + data[1]);
+                        }
+                    }
+
+                    dataIO.close();
+                    stream.close();
+                }
+            } else if (mode == MODE_DNSMASQ) {
+                File file = new File(dnsmasqFile);
+                if (file.exists() && file.canRead()) {
+                    FileInputStream stream = new FileInputStream(file);
+                    BufferedReader dataIO = new BufferedReader(new InputStreamReader(stream));
+                    String strLine;
+                    String[] data;
+                    while ((strLine = dataIO.readLine()) != null) {
+                        //Log.d(TAG, strLine);
+                        if (!strLine.equals("") && !strLine.startsWith("#")) {
+                            data = strLine.split("/");
+                            if (data.length == 3 && data[0].equals("address=")) {
+                                rules.put(data[1], data[2]);
+                                Log.d(TAG, "Putting " + data[0] + " " + data[1]);
+                            }
+                        }
+                    }
+
+                    dataIO.close();
+                    stream.close();
+                }
+            }
+            status = STATUS_LOADED;
+        } catch (Exception e) {
+            Log.e(TAG, e.toString());
+
+            status = STATUS_NOT_LOADED;
+        }
+    }
+
+    @Override
+    public void run() {
+        try {
+            while (!shutdown) {
+                if (status == STATUS_PENDING_LOAD) {
+                    load();
+                }
+                Thread.sleep(100);
+            }
+        } catch (Exception e) {
+            Log.e(TAG, e.toString());
+        }
+    }
+}
diff --git a/app/src/main/res/menu/activity_main_drawer.xml b/app/src/main/res/menu/activity_main_drawer.xml
index 6b4ed29..58f8c5b 100644
--- a/app/src/main/res/menu/activity_main_drawer.xml
+++ b/app/src/main/res/menu/activity_main_drawer.xml
@@ -21,7 +21,7 @@
               android:title="@string/action_dns_servers"
               android:icon="@drawable/ic_device_hub"/>
         <item android:id="@+id/nav_hosts"
-              android:title="@string/action_hosts"
+              android:title="@string/action_rules"
               android:checked="false"
               android:icon="@drawable/ic_description"/>
     </group>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index 5bef825..b569de9 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -43,19 +43,18 @@
     <string name="nav_github">GitHub</string>
     <string name="settings_advanced">高级系统设置</string>
     <string name="settings_advanced_on">开启</string>
-    <string name="settings_local_hosts_resolution">本地 hosts 解析</string>
+    <string name="settings_local_rules_resolution">本地规则解析</string>
     <string name="notice_need_restart">重新启用 Daedalus 以应用设置。</string>
-    <string name="notice_need_storage_perm">Daedalus 需要访问外部储存以实现本地 hosts 解析。</string>
-    <string name="action_hosts">Hosts</string>
+    <string name="notice_need_storage_perm">Daedalus 需要访问外部储存以实现本地规则解析。</string>
+    <string name="action_rules">规则</string>
     <string name="button_text_download_hosts">下载 hosts</string>
-    <string name="notice_start_download">正在下载 hosts，请稍等 ……</string>
+    <string name="notice_start_download">正在下载 rules，请稍等 ……</string>
     <string name="notice_downloaded">已下载 hosts 。</string>
-    <string name="notice_now_downloading">Daedalus 当前正在下载hosts，请稍等。</string>
+    <string name="notice_now_downloading">Daedalus 当前正在下载规则，请稍等。</string>
     <string name="hosts_not_found">找不到本地 hosts 文件。</string>
     <string name="hosts_path">本地 hosts 路径:</string>
     <string name="hosts_last_modified">最后修改:</string>
     <string name="hosts_size">大小:</string>
-    <string name="settings_hosts_pan_domain_resolution">Hosts 域名泛解析</string>
     <string name="action_dns_servers">服务器</string>
     <string name="settings_server_name">服务器名称</string>
     <string name="settings_server_address">服务器地址</string>
@@ -66,4 +65,5 @@
     <string name="settings_dns_over_tcp">DNS over TCP</string>
     <string name="action_removed">已移除。</string>
     <string name="action_undo">撤销</string>
+    <string name="settings_use_dnsmasq">使用 DNSMasq 替代 Hosts</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 85dd79a..a79b3a8 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -42,20 +42,19 @@
     <string name="nav_github">GitHub</string>
     <string name="settings_advanced">Advanced System Settings</string>
     <string name="settings_advanced_on">On</string>
-    <string name="settings_local_hosts_resolution">Local hosts resolution</string>
+    <string name="settings_local_rules_resolution">Local hosts resolution</string>
     <string name="notice_need_restart">Re-activate Daedalus to make the settings take effect.</string>
-    <string name="notice_need_storage_perm">Daedalus requires access to external storage for local host resolution.
+    <string name="notice_need_storage_perm">Daedalus requires access to external storage for local rules resolution.
     </string>
-    <string name="action_hosts">Hosts</string>
+    <string name="action_rules">Rules</string>
     <string name="button_text_download_hosts">Download hosts</string>
-    <string name="notice_start_download">Downloading hosts, please wait …</string>
+    <string name="notice_start_download">Downloading rules, please wait …</string>
     <string name="notice_downloaded">Hosts has been downloaded.</string>
-    <string name="notice_now_downloading">Daedalus is currently downloading hosts, please wait.</string>
+    <string name="notice_now_downloading">Daedalus is currently downloading rules, please wait.</string>
     <string name="hosts_not_found">Local hosts not found.</string>
     <string name="hosts_path">Local hosts path:</string>
     <string name="hosts_last_modified">Last modified:</string>
     <string name="hosts_size">Size:</string>
-    <string name="settings_hosts_pan_domain_resolution">Hosts pan domain name resolution</string>
     <string name="action_dns_servers">Servers</string>
     <string name="settings_server_name">Server Name</string>
     <string name="settings_server_address">Server Address</string>
@@ -66,4 +65,5 @@
     <string name="settings_dns_over_tcp">DNS over TCP</string>
     <string name="action_removed">Removed.</string>
     <string name="action_undo">Undo</string>
+    <string name="settings_use_dnsmasq">Use DNSMasq instead of Hosts</string>
 </resources>
diff --git a/app/src/main/res/xml/perf_settings.xml b/app/src/main/res/xml/perf_settings.xml
index cfa7c1e..9d8a750 100644
--- a/app/src/main/res/xml/perf_settings.xml
+++ b/app/src/main/res/xml/perf_settings.xml
@@ -50,13 +50,13 @@
                 android:defaultValue="false"
                 android:enabled="false"/>
         <SwitchPreference
-                android:key="settings_local_host_resolution"
-                android:title="@string/settings_local_hosts_resolution"
+                android:key="settings_local_rules_resolution"
+                android:title="@string/settings_local_rules_resolution"
                 android:defaultValue="false"
                 android:enabled="false"/>
         <SwitchPreference
-                android:key="settings_pan_resolution"
-                android:title="@string/settings_hosts_pan_domain_resolution"
+                android:key="settings_use_dnsmasq"
+                android:title="@string/settings_use_dnsmasq"
                 android:defaultValue="false"
                 android:enabled="false"/>
         <SwitchPreference