diff --git a/src/Sys/SysModWeb.cpp b/src/Sys/SysModWeb.cpp
index e9b78013..4c0a693a 100644
--- a/src/Sys/SysModWeb.cpp
+++ b/src/Sys/SysModWeb.cpp
@@ -416,7 +416,7 @@ bool SysModWeb::addURL(const char * uri, const char * contentType, const char *
       request->send(LittleFS, path, contentType);
     }
     else {
-      USER_PRINT_Async("Webserver: addUrl %s %s csdata", uri, contentType);
+      USER_PRINT_Async("Webserver: addUrl %s %s csdata %d-%d (%s)", uri, contentType, content, len, request->url().c_str());
 
       // if (handleIfNoneMatchCacheHeader(request)) return;
 
diff --git a/src/User/UserModExample.h b/src/User/UserModExample.h
index d044128c..ca6825f4 100644
--- a/src/User/UserModExample.h
+++ b/src/User/UserModExample.h
@@ -30,6 +30,12 @@ class UserModExample:public Module {
     // Module::loop();
   }
 
+  void onOffChanged() {
+    if (SysModModules::isConnected && isEnabled) {
+    } else {
+    }
+  }
+
 };
 
 static UserModExample *example;
\ No newline at end of file
diff --git a/src/User/UserModInstances.h b/src/User/UserModInstances.h
index 3510a244..797952d3 100644
--- a/src/User/UserModInstances.h
+++ b/src/User/UserModInstances.h
@@ -226,7 +226,7 @@ class UserModInstances:public Module {
   }
 
   void updateNode( UDPWLEDMessage udpMessage, char *body = nullptr) {
-    USER_PRINTF("Instance: %d.%d.%d.%d %s\n", udpMessage.ip0, udpMessage.ip1, udpMessage.ip2, udpMessage.ip3, udpMessage.name );
+    USER_PRINTF("Instance: %d.%d.%d.%d n:%s b:%s\n", udpMessage.ip0, udpMessage.ip1, udpMessage.ip2, udpMessage.ip3, udpMessage.name, body );
     if (body) {
       // const char *bump = reinterpret_cast<const char*>(body);
       USER_PRINTF("body %s\n", body);
@@ -239,8 +239,10 @@ class UserModInstances:public Module {
         found = true;
         node->timeStamp = millis(); //update timestamp
         strncpy(node->details, udpMessage.name, sizeof(node->details)-1); //update name (in case changed)
-        strncat(node->details, " ", sizeof(node->details)-1);
-        strncat(node->details, body, sizeof(node->details)-1);
+        if (body) {
+          strncat(node->details, " ", sizeof(node->details)-1);
+          strncat(node->details, body, sizeof(node->details)-1);
+        }
       }
     }
 
diff --git a/src/User/UserModMDNS.h b/src/User/UserModMDNS.h
new file mode 100644
index 00000000..9c235efc
--- /dev/null
+++ b/src/User/UserModMDNS.h
@@ -0,0 +1,63 @@
+/*
+   @title     StarMod
+   @file      UserModMDNS.h
+   @date      20230810
+   @repo      https://github.com/ewowi/StarMod
+   @Authors   https://github.com/ewowi/StarMod/commits/main
+   @Copyright (c) 2023 Github StarMod Commit Authors
+   @license   GNU GENERAL PUBLIC LICENSE Version 3, 29 June 2007
+*/
+
+#include <ESPmDNS.h>
+
+class UserModMDNS:public Module {
+
+public:
+  String escapedMac;
+  char cmDNS[64] = "";
+
+  UserModMDNS() :Module("MDNS") {
+    USER_PRINT_FUNCTION("%s %s\n", __PRETTY_FUNCTION__, name);
+
+    USER_PRINT_FUNCTION("%s %s %s\n", __PRETTY_FUNCTION__, name, success?"success":"failed");
+  };
+
+  //setup filesystem
+  void setup() {
+    Module::setup();
+    USER_PRINT_FUNCTION("%s %s\n", __PRETTY_FUNCTION__, name);
+
+    escapedMac = WiFi.macAddress();
+    escapedMac.replace(":", "");
+    escapedMac.toLowerCase();
+
+    sprintf(cmDNS, PSTR("wled-%*s"), 6, escapedMac.c_str() + 6);
+    // strncpy(cmDNS, "wled-98765", sizeof(cmDNS) -1);
+
+    USER_PRINT_FUNCTION("%s %s %s\n", __PRETTY_FUNCTION__, name, success?"success":"failed");
+  }
+
+  void loop(){
+    // Module::loop();
+  }
+
+  void onOffChanged() {
+    if (SysModModules::isConnected && isEnabled) {
+
+      // print->fFormat(cmDNS, sizeof(cmDNS)-1, "wled-%*s", WiFi.macAddress().c_str() + 6);
+
+      MDNS.end();
+      MDNS.begin(cmDNS);
+
+      USER_PRINTF("mDNS started %s -> %s -> %s\n", WiFi.macAddress().c_str(), escapedMac.c_str(), cmDNS);
+      MDNS.addService("http", "tcp", 80);
+      MDNS.addService("wled", "tcp", 80);
+      MDNS.addServiceTxt("wled", "tcp", "mac", escapedMac.c_str());
+    } else {
+      MDNS.end();
+    }
+  }
+
+};
+
+static UserModMDNS *mdns;
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 8badbcb5..3032ad5a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -23,6 +23,7 @@
 #include "Sys/SysModNetwork.h"
 #include "Sys/SysModPins.h"
 #include "User/UserModInstances.h"
+#include "User/UserModMDNS.h"
 #ifdef APPMOD_LEDS
   #include "App/AppModLeds.h"
   #include "App/AppModLedFixGen.h"
@@ -56,6 +57,7 @@ void setup() {
   sys = new SysModSystem();
   pins = new SysModPins();
   instances = new UserModInstances();
+  mdns = new UserModMDNS();
   #ifdef APPMOD_LEDS
     lds = new AppModLeds();
     lfg = new AppModLedFixGen();
@@ -109,6 +111,7 @@ void setup() {
   #ifdef USERMOD_WLEDAUDIO
     mdls->add(wledAudioMod);
   #endif
+  // mdls->add(mdns); //no ui
 
   //do not add mdls itself as it does setup and loop for itself!!! (it is the orchestrator)
   mdls->setup();