diff --git a/.gitignore b/.gitignore
index b512c09..34977ee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-node_modules
\ No newline at end of file
+node_modules
+.idea
\ No newline at end of file
diff --git a/main.js b/main.js
index 490c201..f751a94 100644
--- a/main.js
+++ b/main.js
@@ -17,7 +17,7 @@ app.get('/', async (req, res) => {
     const url = req.query.url;
 
     if (!url) {
-        res.status(400).send("nop");
+        res.status(400).contentType("text/plain").send("nop");
         return;
     }
 
@@ -30,7 +30,7 @@ app.get('/', async (req, res) => {
 
         if (row) {
             const currentTime = getCurrentUnixTimestamp();
-            const twoHoursInSeconds = 10;
+            const twoHoursInSeconds = 7200;
 
             if (currentTime - row.time > twoHoursInSeconds) {
                 db.run(`DELETE FROM cache WHERE id = ?`, [url], async (err) => {
@@ -51,6 +51,7 @@ app.get('/', async (req, res) => {
                             return;
                         }
                         res.contentType("application/json");
+                        res.header("cache", "stale - invalidated");
                         res.send(resp)
                         console.log("old response (entry readded)");
                     });
@@ -58,7 +59,7 @@ app.get('/', async (req, res) => {
                     insertStmt.finalize();
                 });
             } else {
-                console.log("cache valid")
+                res.header("cache", "fresh");
                 res.contentType("application/json");
                 res.send(row.response);
             }
@@ -73,7 +74,9 @@ app.get('/', async (req, res) => {
                     return;
                 }
                 res.contentType("application/json");
+                res.header("cache", "wasnt");
                 res.send(resp)
+
                 console.log("New entry added");
             });