diff --git a/client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java b/client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java
index aa2bf35ef..6e1719103 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/http/ServerHttpAgent.java
@@ -78,7 +78,7 @@ public class ServerHttpAgent implements HttpAgent {
                     newHeaders.addAll(headers);
                 }
                 HttpResult result = HttpSimpleClient.httpGet(
-                    getUrl(currentServerAddr, path, isSSL), newHeaders, paramValues, encoding,
+                    getUrl(currentServerAddr, path), newHeaders, paramValues, encoding,
                     readTimeoutMs, isSSL);
                 if (result.code == HttpURLConnection.HTTP_INTERNAL_ERROR
                     || result.code == HttpURLConnection.HTTP_BAD_GATEWAY
@@ -133,7 +133,7 @@ public class ServerHttpAgent implements HttpAgent {
                 }
 
                 HttpResult result = HttpSimpleClient.httpPost(
-                    getUrl(currentServerAddr, path, isSSL), newHeaders, paramValues, encoding,
+                    getUrl(currentServerAddr, path), newHeaders, paramValues, encoding,
                     readTimeoutMs, isSSL);
                 if (result.code == HttpURLConnection.HTTP_INTERNAL_ERROR
                     || result.code == HttpURLConnection.HTTP_BAD_GATEWAY
@@ -187,7 +187,7 @@ public class ServerHttpAgent implements HttpAgent {
                     newHeaders.addAll(headers);
                 }
                 HttpResult result = HttpSimpleClient.httpDelete(
-                    getUrl(currentServerAddr, path, isSSL), newHeaders, paramValues, encoding,
+                    getUrl(currentServerAddr, path), newHeaders, paramValues, encoding,
                     readTimeoutMs, isSSL);
                 if (result.code == HttpURLConnection.HTTP_INTERNAL_ERROR
                     || result.code == HttpURLConnection.HTTP_BAD_GATEWAY
@@ -224,12 +224,8 @@ public class ServerHttpAgent implements HttpAgent {
         throw new ConnectException("no available server");
     }
 
-    private String getUrl(String serverAddr, String relativePath, boolean isSSL) {
-        String httpPrefix = "http://";
-        if (isSSL) {
-            httpPrefix = "https://";
-        }
-        return httpPrefix + serverAddr + "/" + serverListMgr.getContentPath() + relativePath;
+    private String getUrl(String serverAddr, String relativePath) {
+        return serverAddr + "/" + serverListMgr.getContentPath() + relativePath;
     }
 
     public static String getAppname() {
diff --git a/client/src/main/java/com/alibaba/nacos/client/config/impl/ServerListManager.java b/client/src/main/java/com/alibaba/nacos/client/config/impl/ServerListManager.java
index aa3a2fab1..863d28d9b 100644
--- a/client/src/main/java/com/alibaba/nacos/client/config/impl/ServerListManager.java
+++ b/client/src/main/java/com/alibaba/nacos/client/config/impl/ServerListManager.java
@@ -21,6 +21,7 @@ import com.alibaba.nacos.api.exception.NacosException;
 import com.alibaba.nacos.client.config.impl.EventDispatcher.ServerlistChangeEvent;
 import com.alibaba.nacos.client.config.impl.HttpSimpleClient.HttpResult;
 import com.alibaba.nacos.client.config.utils.IOUtils;
+import com.alibaba.nacos.client.identify.Constants;
 import com.alibaba.nacos.client.utils.*;
 import org.slf4j.Logger;
 
@@ -118,12 +119,16 @@ public class ServerListManager {
             isFixed = true;
             List<String> serverAddrs = new ArrayList<String>();
             String[] serverAddrsArr = serverAddrsStr.split(",");
-            for (String serverAddr : serverAddrsArr) {
-                String[] serverAddrArr = serverAddr.split(":");
-                if (serverAddrArr.length == 1) {
-                    serverAddrs.add(serverAddrArr[0] + ":" + ParamUtil.getDefaultServerPort());
-                } else {
+            for (String serverAddr: serverAddrsArr) {
+                if (serverAddr.startsWith(Constants.HTTPS) || serverAddr.startsWith(Constants.HTTP)) {
                     serverAddrs.add(serverAddr);
+                } else {
+                    String[] serverAddrArr = serverAddr.split(":");
+                    if (serverAddrArr.length == 1) {
+                        serverAddrs.add(Constants.HTTP + serverAddrArr[0] + ":" + ParamUtil.getDefaultServerPort());
+                    } else {
+                        serverAddrs.add(Constants.HTTP + serverAddr);
+                    }
                 }
             }
             serverUrls = serverAddrs;
diff --git a/client/src/main/java/com/alibaba/nacos/client/identify/Constants.java b/client/src/main/java/com/alibaba/nacos/client/identify/Constants.java
index a94110720..7792acad1 100644
--- a/client/src/main/java/com/alibaba/nacos/client/identify/Constants.java
+++ b/client/src/main/java/com/alibaba/nacos/client/identify/Constants.java
@@ -49,4 +49,8 @@ public class Constants {
 
     public static final String NO_APP_NAME = "";
 
+    public static final String HTTP = "http://";
+
+    public static final String HTTPS = "https://";
+
 }
diff --git a/client/src/main/java/com/alibaba/nacos/client/naming/net/NamingProxy.java b/client/src/main/java/com/alibaba/nacos/client/naming/net/NamingProxy.java
index 285665743..78ad806ea 100644
--- a/client/src/main/java/com/alibaba/nacos/client/naming/net/NamingProxy.java
+++ b/client/src/main/java/com/alibaba/nacos/client/naming/net/NamingProxy.java
@@ -29,6 +29,7 @@ import com.alibaba.nacos.api.selector.AbstractSelector;
 import com.alibaba.nacos.api.selector.ExpressionSelector;
 import com.alibaba.nacos.api.selector.SelectorType;
 import com.alibaba.nacos.client.config.impl.SpasAdapter;
+import com.alibaba.nacos.client.identify.Constants;
 import com.alibaba.nacos.client.monitor.MetricsMonitor;
 import com.alibaba.nacos.client.naming.beat.BeatInfo;
 import com.alibaba.nacos.client.naming.utils.*;
@@ -397,13 +398,15 @@ public class NamingProxy {
         List<String> headers = builderHeaders();
 
         String url;
-
-        if (!curServer.contains(UtilAndComs.SERVER_ADDR_IP_SPLITER)) {
-            curServer = curServer + UtilAndComs.SERVER_ADDR_IP_SPLITER + serverPort;
+        if (curServer.startsWith(Constants.HTTPS) || curServer.startsWith(Constants.HTTP)) {
+            url = curServer + api;
+        } else {
+            if (!curServer.contains(UtilAndComs.SERVER_ADDR_IP_SPLITER)) {
+                curServer = curServer + UtilAndComs.SERVER_ADDR_IP_SPLITER + serverPort;
+            }
+            url = HttpClient.getPrefix() + curServer + api;
         }
 
-        url = HttpClient.getPrefix() + curServer + api;
-
         HttpClient.HttpResult result = HttpClient.request(url, headers, params, UtilAndComs.ENCODING, method);
         end = System.currentTimeMillis();
 
@@ -418,8 +421,8 @@ public class NamingProxy {
             return StringUtils.EMPTY;
         }
 
-        throw new NacosException(NacosException.SERVER_ERROR, "failed to req API:" + HttpClient.getPrefix() + curServer
-            + api + ". code:"
+        throw new NacosException(NacosException.SERVER_ERROR, "failed to req API:"
+            + curServer + api + ". code:"
             + result.code + " msg: " + result.content);
     }
 
@@ -556,6 +559,6 @@ public class NamingProxy {
             this.serverPort = Integer.parseInt(sp);
         }
     }
-
+    
 }