diff --git a/README.md b/README.md
index 9f0c5d3..8ab34b9 100644
--- a/README.md
+++ b/README.md
@@ -55,6 +55,7 @@ DNS Server Providers
 * __[FUN DNS](http://fundns.cn)__ - *Shutdown according to regulations*
 * __[Pure DNS](https://puredns.cn/)__
 * __[PdoMo-DNS](https://pdomo.me/)__ - *Intelligent Free Public DNS*
+* __[rubyfish](https://www.rubyfish.cn)__ - *Free DoT/DoH DNS*
 
 Rule Providers
 -------------
diff --git a/app/src/main/assets/about_html/index.html b/app/src/main/assets/about_html/index.html
index 127330b..9eb9401 100644
--- a/app/src/main/assets/about_html/index.html
+++ b/app/src/main/assets/about_html/index.html
@@ -50,10 +50,6 @@
 <div id="build_time" style="font-size: 10px; color: gray;">Build time: Unknown</div>
 <div id="git_commit" style="font-size: 10px; color: gray;">Git commit: Unknown</div>
 <br>
-<img width="100" height="100" src="pdomo.jpg"><br>
-<div style="font-size: 25px;"><a href="https://pdomo.me/">PdoMo DNS</a></div>
-<br>
-<br>
 <div style="font-size: 12px; color: gray;">Users must comply with local laws and regulations.</div>
 <br>
 <div style="font-size: 12px; color: gray;">Copyright (C) 2017-2018 iTX Technologies <a href="mailto:admin@itxtech.org">admin@itxtech.org</a>
@@ -91,4 +87,4 @@
         href="https://github.com/shadowsocks/shadowsocks-android/blob/master/LICENSE">GPLv3</a>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/app/src/main/assets/about_html/index_zh.html b/app/src/main/assets/about_html/index_zh.html
index 7f332df..8fdda6b 100644
--- a/app/src/main/assets/about_html/index_zh.html
+++ b/app/src/main/assets/about_html/index_zh.html
@@ -50,10 +50,6 @@
 <div id="build_time" style="font-size: 10px; color: gray;">Build time: Unknown</div>
 <div id="git_commit" style="font-size: 10px; color: gray;">Git commit: Unknown</div>
 <br>
-<img width="100" height="100" src="pdomo.jpg"><br>
-<div style="font-size: 25px;"><a href="https://pdomo.me/">PdoMo DNS</a></div>
-<br>
-<br>
 <div style="font-size: 12px; color: gray;">使用者必须遵守当地法律法规。</div>
 <br>
 <div style="font-size: 12px; color: gray;">Copyright (C) 2017-2018 iTX Technologies <a href="mailto:admin@itxtech.org">admin@itxtech.org</a>
@@ -91,4 +87,4 @@
         href="https://github.com/shadowsocks/shadowsocks-android/blob/master/LICENSE">GPLv3</a>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/app/src/main/assets/about_html/pdomo.jpg b/app/src/main/assets/about_html/pdomo.jpg
deleted file mode 100644
index 8219ae2..0000000
Binary files a/app/src/main/assets/about_html/pdomo.jpg and /dev/null differ
diff --git a/app/src/main/java/org/itxtech/daedalus/Daedalus.java b/app/src/main/java/org/itxtech/daedalus/Daedalus.java
index 76be386..9268cee 100644
--- a/app/src/main/java/org/itxtech/daedalus/Daedalus.java
+++ b/app/src/main/java/org/itxtech/daedalus/Daedalus.java
@@ -50,10 +50,13 @@ public class Daedalus extends Application {
         add(new DNSServer("193.112.15.186", R.string.server_pdomo_secondary));
         add(new DNSServer("123.207.13.111", R.string.server_puredns_south_china));
         add(new DNSServer("123.207.137.88", R.string.server_puredns_north_china));
+        add(new DNSServer("dns.rubyfish.cn/dns-query", R.string.server_rubyfish));
     }};
 
     public static final List<Rule> RULES = new ArrayList<Rule>() {{
         //Build-in Hosts rule providers
+        add(new Rule("iTXTech/Daedalus/Default", "daedalus-default.hosts", Rule.TYPE_HOSTS,
+                "https://raw.githubusercontent.com/iTXTech/Daedalus/master/default.hosts", false));
         add(new Rule("googlehosts/hosts", "googlehosts.hosts", Rule.TYPE_HOSTS,
                 "https://raw.githubusercontent.com/googlehosts/hosts/master/hosts-files/hosts", false));
         add(new Rule("vokins/yhosts", "vokins.hosts", Rule.TYPE_HOSTS,
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index cfe084a..2a7507e 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -87,6 +87,7 @@
     <string name="server_pdomo_secondary">PdoMo DNS 辅服务器</string>
     <string name="server_puredns_south_china">PureDNS 华南</string>
     <string name="server_puredns_north_china">PureDNS 华北</string>
+    <string name="server_rubyfish">红鱼 (DoT/DOH)</string>
 
     <string name="primary_server">首选 DNS 服务器</string>
     <string name="secondary_server">备用 DNS 服务器</string>
@@ -99,4 +100,4 @@
     <string name="test_test_domain">google.com</string>
 
     <string name="nav_version">版本:</string>
-</resources>
\ No newline at end of file
+</resources>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 2fd1665..1a3de53 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -87,6 +87,7 @@
     <string name="server_pdomo_secondary">PdoMo DNS 輔伺服器</string>
     <string name="server_puredns_south_china">PureDNS 華南</string>
     <string name="server_puredns_north_china">PureDNS 華北</string>
+    <string name="server_rubyfish">紅魚 (DoT/DOH)</string>
 
     <string name="primary_server">主要 DNS 伺服器</string>
     <string name="secondary_server">次要 DNS 伺服器</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d469579..7368e97 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -92,6 +92,7 @@
     <string name="server_pdomo_secondary">PdoMo DNS Secondary</string>
     <string name="server_puredns_south_china">PureDNS South China</string>
     <string name="server_puredns_north_china">PureDNS North China</string>
+    <string name="server_rubyfish">rubyfish (DoT/DOH)</string>
 
     <string name="primary_server">Primary DNS server</string>
     <string name="secondary_server">Secondary DNS server</string>
diff --git a/default.host b/default.host
new file mode 100644
index 0000000..d6470fe
--- /dev/null
+++ b/default.host
@@ -0,0 +1,5 @@
+# rubyfish
+# Ease Asia
+115.159.154.226 dns.rubyfish.cn
+# West USA
+# 47.99.165.31 dns.rubyfish.cn