diff --git a/internal/dnsclients/.gitignore b/internal/dnsclients/.gitignore
new file mode 100644
index 00000000..a13429ee
--- /dev/null
+++ b/internal/dnsclients/.gitignore
@@ -0,0 +1 @@
+*_plus_test.go
\ No newline at end of file
diff --git a/internal/dnsclients/provider_cloud_flare.go b/internal/dnsclients/provider_cloud_flare.go
index ab643f67..51a1f675 100644
--- a/internal/dnsclients/provider_cloud_flare.go
+++ b/internal/dnsclients/provider_cloud_flare.go
@@ -279,15 +279,15 @@ func (this *CloudFlareProvider) doAPI(method string, apiPath string, args map[st
 		return errors.New("invalid response status '" + strconv.Itoa(resp.StatusCode) + "', response '" + string(data) + "'")
 	}
 
-	err = json.Unmarshal(data, respPtr)
-	if err != nil {
-		return err
-	}
-
 	if resp.StatusCode != http.StatusOK {
 		return errors.New("response error: " + string(data))
 	}
 
+	err = json.Unmarshal(data, respPtr)
+	if err != nil {
+		return errors.New("decode json failed: " + err.Error() + ", response text: " + string(data))
+	}
+
 	return nil
 }
 
diff --git a/internal/dnsclients/types.go b/internal/dnsclients/types.go
index 51e6c804..487a6e38 100644
--- a/internal/dnsclients/types.go
+++ b/internal/dnsclients/types.go
@@ -1,7 +1,6 @@
 package dnsclients
 
 import (
-	teaconst "github.com/TeaOSLab/EdgeAPI/internal/const"
 	"github.com/iwind/TeaGo/maps"
 )
 
@@ -49,21 +48,7 @@ func FindAllProviderTypes() []maps.Map {
 		},
 	}
 
-	if teaconst.IsPlus {
-		typeMaps = append(typeMaps, []maps.Map{
-			{
-				"name":        "EdgeDNS",
-				"code":        ProviderTypeLocalEdgeDNS,
-				"description": "GoEdge商业版提供的智能DNS服务。",
-			},
-			// TODO 需要实现用户使用AccessId/AccessKey来连接DNS服务
-			/**{
-				"name":        "用户EdgeDNS",
-				"code":        ProviderTypeUserEdgeDNS,
-				"description": "通过API连接企业版提供的DNS服务。",
-			},**/
-		}...)
-	}
+	typeMaps = filterTypeMaps(typeMaps)
 
 	typeMaps = append(typeMaps, maps.Map{
 		"name":        "自定义HTTP DNS",
@@ -91,7 +76,8 @@ func FindProvider(providerType ProviderType) ProviderInterface {
 	case ProviderTypeCustomHTTP:
 		return &CustomHTTPProvider{}
 	}
-	return nil
+
+	return filterProvider(providerType)
 }
 
 // FindProviderTypeName 查找服务商名称
diff --git a/internal/dnsclients/types_ext.go b/internal/dnsclients/types_ext.go
new file mode 100644
index 00000000..fdcfe29b
--- /dev/null
+++ b/internal/dnsclients/types_ext.go
@@ -0,0 +1,15 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+//go:build !plus
+// +build !plus
+
+package dnsclients
+
+import "github.com/iwind/TeaGo/maps"
+
+func filterTypeMaps(typeMaps []maps.Map) []maps.Map {
+	return typeMaps
+}
+
+func filterProvider(providerType string) ProviderInterface {
+	return nil
+}