diff --git a/library/src/androidTest/java/com/qiniu/android/http/dns/SystemDnsTest.java b/library/src/androidTest/java/com/qiniu/android/http/dns/SystemDnsTest.java
index f7b5226e..94eebc3a 100644
--- a/library/src/androidTest/java/com/qiniu/android/http/dns/SystemDnsTest.java
+++ b/library/src/androidTest/java/com/qiniu/android/http/dns/SystemDnsTest.java
@@ -32,7 +32,7 @@ public void testDnsTimeout() {
         int timeout = 5;
         SystemDns dns = new SystemDns(timeout);
         try {
-            List<IDnsNetworkAddress> result = dns.lookup("a.a.a.cn");
+            List<IDnsNetworkAddress> result = dns.lookup("abc.mock.cn");
             assertTrue("testDnsTimeout fail:", result == null || result.size() == 0);
         } catch (UnknownHostException e) {
             e.printStackTrace();
diff --git a/library/src/main/java/com/qiniu/android/common/AutoZone.java b/library/src/main/java/com/qiniu/android/common/AutoZone.java
index 07205945..0b597b7b 100644
--- a/library/src/main/java/com/qiniu/android/common/AutoZone.java
+++ b/library/src/main/java/com/qiniu/android/common/AutoZone.java
@@ -17,7 +17,6 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
@@ -132,7 +131,7 @@ public ZonesInfo getZonesInfo(UpToken token) {
 
     @Override
     public void preQuery(final UpToken token, final QueryHandler completeHandler) {
-        preQuery(null, token, new QueryHandlerV2() {
+        query(null, token, new QueryHandlerV2() {
             @Override
             public void complete(ResponseInfo responseInfo, UploadRegionRequestMetrics metrics, ZonesInfo zonesInfo) {
                 if (completeHandler != null) {
@@ -151,7 +150,7 @@ public void complete(ResponseInfo responseInfo, UploadRegionRequestMetrics metri
     }
 
     @Override
-    public void preQuery(Configuration configuration, UpToken token, QueryHandlerV2 completeHandler) {
+    public void query(Configuration configuration, UpToken token, QueryHandlerV2 completeHandler) {
         if (token == null || !token.isValid()) {
             completeHandler.complete(ResponseInfo.invalidToken("invalid token"), null, null);
             return;
diff --git a/library/src/main/java/com/qiniu/android/common/FixedZone.java b/library/src/main/java/com/qiniu/android/common/FixedZone.java
index 653372bf..74cb34a1 100644
--- a/library/src/main/java/com/qiniu/android/common/FixedZone.java
+++ b/library/src/main/java/com/qiniu/android/common/FixedZone.java
@@ -217,9 +217,9 @@ public void preQuery(UpToken token, QueryHandler completeHandler) {
     }
 
     @Override
-    public void preQuery(Configuration configuration, UpToken token, QueryHandlerV2 completeHandler) {
+    public void query(Configuration configuration, UpToken token, QueryHandlerV2 completeHandler) {
         if (completeHandler != null) {
-            completeHandler.complete(null, null, zonesInfo);
+            completeHandler.complete(ResponseInfo.successResponse(), null, zonesInfo);
         }
     }
 }
diff --git a/library/src/main/java/com/qiniu/android/common/Zone.java b/library/src/main/java/com/qiniu/android/common/Zone.java
index a86fb82a..adbe0a5a 100644
--- a/library/src/main/java/com/qiniu/android/common/Zone.java
+++ b/library/src/main/java/com/qiniu/android/common/Zone.java
@@ -40,7 +40,7 @@ protected Zone() {
      * @param token           上传 token
      * @param completeHandler 预查询结束回调
      */
-    public abstract void preQuery(Configuration configuration, UpToken token, final QueryHandlerV2 completeHandler);
+    public abstract void query(Configuration configuration, UpToken token, final QueryHandlerV2 completeHandler);
 
     /**
      * 预查询结束回调
diff --git a/library/src/main/java/com/qiniu/android/http/dns/DnsPrefetcher.java b/library/src/main/java/com/qiniu/android/http/dns/DnsPrefetcher.java
index ae08be56..0f0078d3 100644
--- a/library/src/main/java/com/qiniu/android/http/dns/DnsPrefetcher.java
+++ b/library/src/main/java/com/qiniu/android/http/dns/DnsPrefetcher.java
@@ -455,7 +455,7 @@ private String[] getCurrentZoneHosts(Configuration configuration, Zone currentZo
         final Wait wait = new Wait();
 
         final ZonesInfo[] zonesInfoArray = {null};
-        currentZone.preQuery(configuration, token, new Zone.QueryHandlerV2() {
+        currentZone.query(configuration, token, new Zone.QueryHandlerV2() {
             @Override
             public void complete(ResponseInfo responseInfo, UploadRegionRequestMetrics metrics, ZonesInfo zonesInfo) {
                 zonesInfoArray[0] = zonesInfo;
diff --git a/library/src/main/java/com/qiniu/android/http/serverRegion/UploadDomainRegion.java b/library/src/main/java/com/qiniu/android/http/serverRegion/UploadDomainRegion.java
index 78c28d1e..65e1d5af 100644
--- a/library/src/main/java/com/qiniu/android/http/serverRegion/UploadDomainRegion.java
+++ b/library/src/main/java/com/qiniu/android/http/serverRegion/UploadDomainRegion.java
@@ -195,7 +195,7 @@ public IUploadServer getNextServer(UploadRequestState requestState, ResponseInfo
         boolean accelerate = true;
         synchronized (this) {
             if (enableAccelerateUpload && responseInfo.error != null &&
-                    responseInfo.error.equals("transfer acceleration is not configured on this bucket")) {
+                    responseInfo.error.contains("transfer acceleration is not configured on this bucket")) {
                 enableAccelerateUpload = false;
             }
             accelerate = enableAccelerateUpload;
@@ -218,9 +218,7 @@ public IUploadServer getNextServer(UploadRequestState requestState, ResponseInfo
                     !MapUtils.isEmpty(accelerateDomainHashMap)) {
                 hostList.addAll(accelerateDomainHostList);
                 domainInfo.putAll(accelerateDomainHashMap);
-            }
-
-            if (!ListUtils.isEmpty(domainHostList) &&
+            } else if (!ListUtils.isEmpty(domainHostList) &&
                     !MapUtils.isEmpty(domainHashMap)) {
                 hostList = domainHostList;
                 domainInfo = domainHashMap;
diff --git a/library/src/main/java/com/qiniu/android/storage/BaseUpload.java b/library/src/main/java/com/qiniu/android/storage/BaseUpload.java
index 80d517e9..1a48f251 100644
--- a/library/src/main/java/com/qiniu/android/storage/BaseUpload.java
+++ b/library/src/main/java/com/qiniu/android/storage/BaseUpload.java
@@ -97,12 +97,12 @@ public void run() {
     private void innerRun() {
         metrics.start();
 
-        config.zone.preQuery(config, token, new Zone.QueryHandlerV2() {
+        config.zone.query(config, token, new Zone.QueryHandlerV2() {
             @Override
             public void complete(ResponseInfo responseInfo, UploadRegionRequestMetrics requestMetrics, ZonesInfo zonesInfo) {
                 metrics.setUcQueryMetrics(requestMetrics);
 
-                if (zonesInfo != null) {
+                if (responseInfo != null && responseInfo.isOK() && zonesInfo != null) {
                     if (!setupRegions(zonesInfo)) {
                         completeAction(responseInfo, null);
                         return;
@@ -118,7 +118,7 @@ public void complete(ResponseInfo responseInfo, UploadRegionRequestMetrics reque
                 } else {
                     if (responseInfo == null) {
                         // responseInfo 一定会有值
-                        responseInfo = ResponseInfo.errorInfo(ResponseInfo.UnknownError, "");
+                        responseInfo = ResponseInfo.sdkInteriorError("can't get regions");
                     }
                     completeAction(responseInfo, responseInfo.response);
                 }