diff --git a/src/hooks/useIPScanner.ts b/src/hooks/useIPScanner.ts
index f2126d6..82e7ad0 100644
--- a/src/hooks/useIPScanner.ts
+++ b/src/hooks/useIPScanner.ts
@@ -161,7 +161,7 @@ export const useIPScanner = ({ allIps }: IPScannerProps) => {
   async function testIPs(ipList: string[]) {
     for (const ip of ipList) {
       increaseTestNo();
-      const url = `http://${ip}/__down`;
+      const url = `http://${ip}:80/cdn-cgi/trace`;
 
       let testCount = 0;
 
diff --git a/src/pages/index.tsx b/src/pages/index.tsx
index ea5c17c..828036d 100644
--- a/src/pages/index.tsx
+++ b/src/pages/index.tsx
@@ -268,7 +268,7 @@ const Home: NextPage = () => {
                                 </>
                             ): (
                                 <>
-                                    
+
                                 </>
                             )}
                         </>