diff --git a/json/helpers_cache.json b/json/helpers_cache.json
index 866edd8..1253c95 100644
--- a/json/helpers_cache.json
+++ b/json/helpers_cache.json
@@ -1131,6 +1131,18 @@
     ],
     "type": "ct"
   },
+  {
+    "name": "Domain Monitor",
+    "slug": "domain-monitor",
+    "desc": "A self-hosted PHP domain expiration monitoring tool that tracks domain expiry dates, RDAP/WHOIS data, and SSL certificate validity. Supports alerts, multi-user setup, and cron automation. Built for developers, hosting providers, and IT admins who want full control without third-party services.",
+    "script": "ct/domain-monitor.sh",
+    "script_url": "https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/ct/domain-monitor.sh",
+    "categories": [
+      9
+    ],
+    "notes": [],
+    "type": "ct"
+  },
   {
     "name": "Donetick",
     "slug": "donetick",