diff --git a/lib/models/video/play/url.dart b/lib/models/video/play/url.dart
index 0792a760e..4a6ed23f1 100644
--- a/lib/models/video/play/url.dart
+++ b/lib/models/video/play/url.dart
@@ -129,6 +129,14 @@ class Durl {
   }
 }
 
+final _ipRegExp = RegExp(r'^https?://\d{1,3}\.\d{1,3}');
+
+bool _isMCDNorPCDN(String url) {
+  return url.contains("szbdyd.com") ||
+      url.contains(".mcdn.bilivideo") ||
+      _ipRegExp.hasMatch(url);
+}
+
 class VideoItem {
   VideoItem({
     this.id,
@@ -165,8 +173,10 @@ class VideoItem {
   VideoItem.fromJson(Map<String, dynamic> json) {
     id = json['id'];
     baseUrl = json['baseUrl'];
-    backupUrl =
-        json['backupUrl'] != null ? json['backupUrl'].toList().first : '';
+    var backupUrls = json['backupUrl']?.toList() ?? [];
+    backupUrl = backupUrls.isNotEmpty
+      ? backupUrls.firstWhere((i) => !_isMCDNorPCDN(i), orElse: () => backupUrls.first)
+      : '';
     bandWidth = json['bandWidth'];
     mimeType = json['mime_type'];
     codecs = json['codecs'];
@@ -236,8 +246,10 @@ class AudioItem {
   AudioItem.fromJson(Map<String, dynamic> json) {
     id = json['id'];
     baseUrl = json['baseUrl'];
-    backupUrl =
-        json['backupUrl'] != null ? json['backupUrl'].toList().first : '';
+    var backupUrls = json['backupUrl']?.toList() ?? [];
+    backupUrl = backupUrls.isNotEmpty
+      ? backupUrls.firstWhere((i) => !_isMCDNorPCDN(i), orElse: () => backupUrls.first)
+      : '';
     bandWidth = json['bandWidth'];
     mimeType = json['mime_type'];
     codecs = json['codecs'];
diff --git a/lib/utils/video_utils.dart b/lib/utils/video_utils.dart
index 844b88b22..291cd1579 100644
--- a/lib/utils/video_utils.dart
+++ b/lib/utils/video_utils.dart
@@ -7,12 +7,6 @@ import 'package:flutter/material.dart';
 import '../models/live/room_info.dart';
 
 class VideoUtils {
-  static bool isMCDNorPCDN(String url) {
-    return url.contains("szbdyd.com") ||
-        url.contains(".mcdn.bilivideo") ||
-        RegExp(r'^https?://\d{1,3}\.\d{1,3}').hasMatch(url);
-  }
-
   static String getCdnUrl(dynamic item, [defaultCDNService]) {
     String? backupUrl;
     String? videoUrl;
@@ -41,9 +35,7 @@ class VideoUtils {
     if (defaultCDNService == CDNService.backupUrl.code) {
       return backupUrl.isNullOrEmpty.not ? backupUrl : item.baseUrl ?? "";
     }
-    videoUrl = (backupUrl.isNullOrEmpty || isMCDNorPCDN(backupUrl!))
-        ? item.baseUrl
-        : backupUrl;
+    videoUrl = backupUrl.isNullOrEmpty ? item.baseUrl : backupUrl;
 
     if (videoUrl.isNullOrEmpty) {
       return "";