diff --git a/api/_sentry-edge.js b/api/_sentry-edge.js
index 320e0c792..2a5bdb549 100644
--- a/api/_sentry-edge.js
+++ b/api/_sentry-edge.js
@@ -28,8 +28,9 @@ export async function captureEdgeException(err, context = {}) {
   const errMsg = err instanceof Error ? err.message : String(err);
   const errType = err instanceof Error ? err.constructor.name : 'Error';
   try {
-    await fetch(_storeUrl, {
+    const res = await fetch(_storeUrl, {
       method: 'POST',
+      signal: AbortSignal.timeout(2000),
       headers: {
         'Content-Type': 'application/json',
         'X-Sentry-Auth': `Sentry sentry_version=7, sentry_key=${_key}`,
@@ -45,5 +46,15 @@ export async function captureEdgeException(err, context = {}) {
         tags: { runtime: 'edge' },
       }),
     });
-  } catch {}
+    if (!res.ok) {
+      const hint = res.status === 401 || res.status === 403
+        ? ' — check VITE_SENTRY_DSN and auth key'
+        : res.status === 429
+          ? ' — rate limited by Sentry'
+          : ' — Sentry outage or transient error';
+      console.warn(`[sentry-edge] non-2xx response ${res.status}${hint}`);
+    }
+  } catch (fetchErr) {
+    console.warn('[sentry-edge] failed to deliver event:', fetchErr instanceof Error ? fetchErr.message : fetchErr);
+  }
 }
diff --git a/api/notification-channels.ts b/api/notification-channels.ts
index 58b89c85a..51270df9e 100644
--- a/api/notification-channels.ts
+++ b/api/notification-channels.ts
@@ -110,7 +110,7 @@ export default async function handler(req: Request): Promise<Response> {
       return json(data, 200, corsHeaders);
     } catch (err) {
       console.error('[notification-channels] GET error:', err);
-      await captureEdgeException(err, { handler: 'notification-channels', method: 'GET' });
+      void captureEdgeException(err, { handler: 'notification-channels', method: 'GET' });
       return json({ error: 'Failed to fetch' }, 500, corsHeaders);
     }
   }
@@ -187,7 +187,7 @@ export default async function handler(req: Request): Promise<Response> {
       return json({ error: 'Unknown action' }, 400, corsHeaders);
     } catch (err) {
       console.error('[notification-channels] POST error:', err);
-      await captureEdgeException(err, { handler: 'notification-channels', method: 'POST' });
+      void captureEdgeException(err, { handler: 'notification-channels', method: 'POST' });
       return json({ error: 'Operation failed' }, 500, corsHeaders);
     }
   }
diff --git a/src/main.ts b/src/main.ts
index 6658ba723..95a36376d 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -16,6 +16,10 @@ Sentry.init({
     : location.hostname.includes('vercel.app') ? 'preview'
     : 'development',
   enabled: Boolean(sentryDsn) && !location.hostname.startsWith('localhost') && !('__TAURI_INTERNALS__' in window),
+  allowUrls: [
+    /https?:\/\/(www\.|tech\.|finance\.|commodity\.|happy\.)?worldmonitor\.app/,
+    /https?:\/\/.*\.vercel\.app/,
+  ],
   sendDefaultPii: true,
   tracesSampleRate: 0.1,
   ignoreErrors: [