diff --git a/README.md b/README.md
index d697ac8..e32d49b 100644
--- a/README.md
+++ b/README.md
@@ -95,13 +95,13 @@ cd ServerStatus/server && make
 		{
 			"name": "监测网站，默认为一天在线率",
 			"host": "https://www.baidu.com",
-			"interval": 300,
+			"interval": 1200,
 			"type": "https"
 		},
 		{
 			"name": "监测tcp服务端口",
-			"host": "114.114.114.114:53",
-			"interval": 300,
+			"host": "223.5.5.5:53",
+			"interval": 1200,
 			"type": "tcp"
 		}
 	],
diff --git a/server/config.json b/server/config.json
index da2834e..c6b50a7 100644
--- a/server/config.json
+++ b/server/config.json
@@ -46,8 +46,8 @@
 			"type": "https"
 		},
 		{
-			"name": "114",
-			"host": "114.114.114.114:53",
+			"name": "alidns",
+			"host": "223.5.5.5:53",
 			"interval": 1200,
 			"type": "tcp"
 		}