diff --git a/src/main/java/love/sola/netsupport/api/test/TestSession.java b/src/main/java/love/sola/netsupport/api/test/TestSession.java
new file mode 100644
index 0000000..b00eb0a
--- /dev/null
+++ b/src/main/java/love/sola/netsupport/api/test/TestSession.java
@@ -0,0 +1,45 @@
+package love.sola.netsupport.api.test;
+
+import javax.servlet.ServletConfig;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+import java.io.IOException;
+import java.io.PrintWriter;
+
+/**
+ * ***********************************************
+ * Created by Sola on 2014/8/20.
+ * Don't modify this source without my agreement
+ * ***********************************************
+ */
+@WebServlet(name = "TestSession", urlPatterns = "/api/testsession", loadOnStartup = 11)
+public class TestSession extends HttpServlet {
+
+	@Override
+	public void init(ServletConfig config) throws ServletException {
+		super.init(config);
+	}
+
+	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+		doGet(request, response);
+	}
+
+	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+		request.setCharacterEncoding("utf-8");
+		response.setCharacterEncoding("utf-8");
+		response.addHeader("Content-type", "text/plain;charset=utf-8");
+		PrintWriter out = response.getWriter();
+		HttpSession httpSession = request.getSession(false);
+		if (httpSession == null) {
+			out.println(httpSession);
+		} else {
+			out.println(httpSession.getId());
+		}
+		out.close();
+	}
+
+}
diff --git a/src/main/java/love/sola/netsupport/enums/ISP.java b/src/main/java/love/sola/netsupport/enums/ISP.java
index 1517dcd..bd0d746 100644
--- a/src/main/java/love/sola/netsupport/enums/ISP.java
+++ b/src/main/java/love/sola/netsupport/enums/ISP.java
@@ -15,7 +15,9 @@ public enum ISP {
 
 	TELECOM(1, "^1[3|4|5|7|8][0-9]{9}$"),
 	UNICOM(2, "ZSZJLAN[0-9]{10}@16900\\.gd"),
-	CHINAMOBILE(3, "^1[3|4|5|7|8][0-9]{9}@139\\.gd$"),;
+	CHINAMOBILE(3, "^1[3|4|5|7|8][0-9]{9}@139\\.gd$"),
+	OTHER(4, ".*"),
+	;
 
 	private static final Map<String, ISP> NAME_MAP = new HashMap<>();
 	private static final Map<Integer, ISP> ID_MAP = new HashMap<>();