diff --git a/perun/proxy/utils/nagios/check_rpc_status.py b/perun/proxy/utils/nagios/check_rpc_status.py
new file mode 100644
index 0000000000000000000000000000000000000000..e13a976c8a62a465fde9602ac0f4bd4f847f8619
--- /dev/null
+++ b/perun/proxy/utils/nagios/check_rpc_status.py
@@ -0,0 +1,75 @@
+#!/usr/bin/env python3
+
+import argparse
+import re
+import sys
+import time
+import requests
+
+
+"""
+check RPC API is available
+"""
+
+
+def get_args():
+    """
+    Supports the command-line arguments listed below.
+    """
+    parser = argparse.ArgumentParser(description="Check RPC status")
+    parser.add_argument(
+        "-u",
+        "--username",
+        required=True,
+        help="username for IdP",
+    )
+    parser.add_argument(
+        "-p",
+        "--password",
+        required=True,
+        help="password for IdP",
+    )
+    parser.add_argument(
+        "-d",
+        "--domain",
+        help="RPC domain with authentication method (e.g. 'perun.cesnet.cz/ba')",
+        required=True,
+    )
+    parser.add_argument(
+        "-i",
+        "--id",
+        type=int,
+        help="valid userId - This id will be used in getUserById call",
+        required=True,
+    )
+
+    return parser.parse_args()
+
+
+def call_api(auth, url, user_id):
+    start_time = time.time()
+    try:
+        response = requests.get(url, timeout=10, auth=auth)
+        rpc_result = response.text
+    except requests.Timeout:
+        rpc_result = "Request timeout"
+    end_time = time.time()
+    total_time = end_time - start_time
+    if re.search(r'"id":' + str(user_id), rpc_result):
+        print(f"0 check_rpc_status - total_time={total_time:.4f} OK")
+        return 0
+    else:
+        rpc_result = rpc_result.replace("\n", " ")
+        print(f"2 check_rpc_status - total_time={total_time:.4f} {rpc_result}")
+        return 2
+
+
+def main():
+    args = get_args()
+    auth = (args.username, args.password)
+    url = f"https://{args.domain}/rpc/json/usersManager/getUserById?id={args.id}"
+    return call_api(auth, url, args.id)
+
+
+if __name__ == "__main__":
+    sys.exit(main())
diff --git a/setup.py b/setup.py
index 6894cb44e31686634e9ba7d9130531d5650e754a..0e4f0dabafcc67f4c96faaf0c663544dca5056ac 100644
--- a/setup.py
+++ b/setup.py
@@ -13,5 +13,6 @@ setuptools.setup(
         "asyncssh~=2.13",
         "docker~=6.0",
         "beautifulsoup4~=4.12",
+        "requests~=2.31",
     ],
 )