diff --git a/homelab-ai-bot/monitor.py b/homelab-ai-bot/monitor.py
index f10c9208..e77d9b81 100644
--- a/homelab-ai-bot/monitor.py
+++ b/homelab-ai-bot/monitor.py
@@ -107,9 +107,10 @@ def check_all() -> list[str]:
         if names:
             alerts.append(f"⚠️ Keine Logs seit 35+ Min: {', '.join(names)}")
 
+    _headers = {"User-Agent": "Mozilla/5.0 (Hausmeister-Bot/1.0 health-check)"}
     for check in HTTP_HEALTH_CHECKS:
         try:
-            r = requests.get(check["url"], timeout=10, allow_redirects=True)
+            r = requests.head(check["url"], timeout=15, allow_redirects=True, headers=_headers)
             if r.status_code >= 400:
                 alerts.append(f"🔴 {check['name']} antwortet mit HTTP {r.status_code}")
         except requests.RequestException as e: