diff --git a/src-python/controller.py b/src-python/controller.py
index f0356287..98b84844 100644
--- a/src-python/controller.py
+++ b/src-python/controller.py
@@ -6,7 +6,7 @@ import re
 from device_manager import device_manager
 from config import config
 from model import model
-from utils import removeLog, printLog, errorLogging, isConnectedNetwork
+from utils import removeLog, printLog, errorLogging, isConnectedNetwork, isValidIpAddress
 
 class Controller:
     def __init__(self) -> None:
@@ -1085,9 +1085,28 @@ class Controller:
 
     @staticmethod
     def setOscIpAddress(data, *args, **kwargs) -> dict:
-        config.OSC_IP_ADDRESS = data
-        model.setOscIpAddress(config.OSC_IP_ADDRESS)
-        return {"status":200, "result":config.OSC_IP_ADDRESS}
+        if isValidIpAddress(data) is False:
+            return {
+                "status":400,
+                "result":{
+                    "message":"Invalid IP address",
+                    "data": config.OSC_IP_ADDRESS
+                }
+            }
+        else:
+            try:
+                model.setOscIpAddress(data)
+                config.OSC_IP_ADDRESS = data
+                return {"status":200, "result":config.OSC_IP_ADDRESS}
+            except Exception:
+                model.setOscIpAddress(config.OSC_IP_ADDRESS)
+                return {
+                    "status":400,
+                    "result":{
+                        "message":"Cannot set IP address",
+                        "data": config.OSC_IP_ADDRESS
+                    }
+                }
 
     @staticmethod
     def getOscPort(*args, **kwargs) -> dict:
diff --git a/src-python/utils.py b/src-python/utils.py
index e31a1f46..de538dae 100644
--- a/src-python/utils.py
+++ b/src-python/utils.py
@@ -7,14 +7,22 @@ from logging.handlers import RotatingFileHandler
 
 from ctranslate2 import get_supported_compute_types
 import requests
+import ipaddress
 
-def isConnectedNetwork(url="http://www.google.com", timeout=3):
+def isConnectedNetwork(url="http://www.google.com", timeout=3) -> bool:
     try:
         response = requests.get(url, timeout=timeout)
         return response.status_code == 200
     except requests.RequestException:
         return False
 
+def isValidIpAddress(ip_address: str) -> bool:
+    try:
+        ipaddress.ip_address(ip_address)
+        return True
+    except ValueError:
+        return False
+
 def getBestComputeType(device, device_index) -> str:
     compute_types = get_supported_compute_types(device, device_index)
     compute_types = set(compute_types)