diff --git a/Applications/Program.cs b/Applications/Program.cs
index 9dacd9d..517faf2 100644
--- a/Applications/Program.cs
+++ b/Applications/Program.cs
@@ -480,7 +480,19 @@ class Program
         // 检测学生端环境
         else if (action == "/check")
         {
-            string apiUrl = "http://" + ip + ":48080/admin-api/exam/app/getAppCheckList/" + taskId; // ← 替换成你的接口地址
+            Console.WriteLine("check");
+            string apiUrl;
+
+            if (ip.Contains(":"))
+            {
+                // 已包含端口号或域名带端口
+                apiUrl = $"http://{ip}/admin-api/exam/app/getAppCheckList/{taskId}";
+            }
+            else
+            {
+                // 未包含端口号
+                apiUrl = $"http://{ip}:48080/admin-api/exam/app/getAppCheckList/{taskId}";
+            }
             List<AppCheck> softwareList = await FetchSoftwareListFromApi(apiUrl);
             List<string> result = new List<string>();
             foreach (AppCheck softwareLine in softwareList)