diff --git a/data/ping_result.go b/data/ping_result.go
index 502341f..040c1c0 100644
--- a/data/ping_result.go
+++ b/data/ping_result.go
@@ -1,6 +1,6 @@
 package data
 
 type PingResult struct {
-	True  []string `json:"true"`
-	False []string `json:"false"`
+	True  []string `json:"true,omitempty"`
+	False []string `json:"false,omitempty"`
 }
diff --git a/webroot/css/styles.less b/webroot/css/styles.less
index a3c6526..3bc2f77 100644
--- a/webroot/css/styles.less
+++ b/webroot/css/styles.less
@@ -23,6 +23,16 @@ span.online {
 span.offline {
 	color: #dc0067;
 }
+.pinger div {
+	display: inline-block;
+	width: 4px;
+	height: 4px;
+	margin-right: 2px;
+	background-color: red;
+}
+.pinger .online {
+	background-color: green;
+}
 h1 {
 	border-bottom: 4px solid #dc0067;
 }
diff --git a/webroot/js/store.js b/webroot/js/store.js
index 399c1f8..12e0ddb 100644
--- a/webroot/js/store.js
+++ b/webroot/js/store.js
@@ -1,7 +1,8 @@
 import config from './config';
 
 const list = {},
-	storeMaxPing = 5;
+	pingState = {},
+	storeMaxPing = 10;
 
 // Returns the node with specified id (or null if node doesn't exist).
 export function getNode (nodeid) {
@@ -11,6 +12,11 @@ export function getNode (nodeid) {
 
 	let node = list[nodeid];
 	// keep structur for pings later
+	if(pingState[nodeid]) {
+		node.pingstate = pingState[nodeid];
+	}else{
+		node.pingstate = [];
+	}
 	return node;
 };
 
@@ -26,13 +32,13 @@ export function createNode (nodeid) {
 			'channel5': config.node.channel5,
 		},
 		'location': {},
-		'pingstate':[]
 	};
 };
 
 // Overwrites the values for the specified node (identified by its node_id) with new values.
 export function updateNode (node) {
 	list[node.node_id] = node;
+	
 };
 
 function updateNodePingTo(value){
@@ -40,16 +46,24 @@ function updateNodePingTo(value){
 		if (!list[nodeid]) {
 			return;
 		}
-		list[nodeid]['pingstate'].unshift(value);
-		if (list[nodeid]['pingstate'].length > storeMaxPing) {
-			list[nodeid]['pingstate'].length = storeMaxPing;
+		if(pingState[nodeid] === undefined) {
+			pingState[nodeid] = [value];
+			return
+		}
+		pingState[nodeid].unshift(value);
+		if (pingState[nodeid].length > storeMaxPing) {
+			pingState[nodeid].length = storeMaxPing;
 		}
 	}
 }
 
 export function updateNodePing(ping) {
-	ping["true"].forEach(updateNodePingTo(true));
-	ping["false"].forEach(updateNodePingTo(false));
+	if(ping['true']) {
+		ping['true'].forEach(updateNodePingTo(true));
+	}
+	if(ping['false']) {
+		ping['false'].forEach(updateNodePingTo(false));
+	}
 };
 
 // Returns a list of all known nodes.
diff --git a/webroot/js/view/list.js b/webroot/js/view/list.js
index e1f3fea..c1d20df 100644
--- a/webroot/js/view/list.js
+++ b/webroot/js/view/list.js
@@ -80,7 +80,8 @@ export class ListView extends View {
 	renderRow (node) {
 		const startdate = new Date(),
 			channel24Options = [],
-			channel5Options = [];
+			channel5Options = [],
+			pingerResult = [];
 		startdate.setMinutes(startdate.getMinutes() - config.node.offline);
 
 
@@ -97,12 +98,18 @@ export class ListView extends View {
 				'selected': (store.channelsWifi5[i] === node.wireless.channel5),
 			}, store.channelsWifi5[i]));
 		}
-
+		for (i = 0; i < node.pingstate.length; i++) {
+			pingerResult.push(V.h('div',{'class':node.pingstate[i]?'online':''}));
+		}
 
 		return V.h('tr', {},[
 				V.h('td', {
 					'class':(new Date(node.lastseen) < startdate)?'offline':(!node.wireless_respondd)?'unseen':''
-				}, FromNowAgo(node.lastseen)),
+				},[ 
+
+					V.h('span', {}, FromNowAgo(node.lastseen)),
+					V.h('span', {'class': 'pinger'}, pingerResult),
+				]),
 				V.h('td', {}, node.node_id),
 				V.h('td', {}, V.h('input',{
 					'value': this._hostname || node.hostname,