diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3247877..12aaae7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,7 +30,8 @@ For major (breaking) changes - version 3 and 2 see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
-| 4.12.0         | 2019-06-19     | `networkInterface()` added property virtual |
+| 4.12.1         | 2019-06-24     | `networkInterface()` virtual interfaces macos, `networkInterfaceDefault()` |
+| 4.12.0         | 2019-06-21     | `networkInterface()` added property virtual |
 | 4.11.6         | 2019-06-19     | `util` bug fix |
 | 4.11.5         | 2019-06-19     | `dockerAll()` bug fix |
 | 4.11.4         | 2019-06-17     | type definitions bug fix |
diff --git a/docs/history.html b/docs/history.html
index 1c58798..372a0b2 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,12 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.12.1</th>
+                    <td>2019-06-24</td>
+                    <td><span class="code">networkInterface()</span> virtual interfaces macos<br>
+                      <span class="code">networkInterfaceDefault()</span> optimization windows</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.12.0</th>
                     <td>2019-06-21</td>
diff --git a/docs/index.html b/docs/index.html
index 4493ab7..c96c8c6 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -168,7 +168,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span></div>
-      <div class="version">Current Version: <span id="version">4.12.0</span></div>
+      <div class="version">Current Version: <span id="version">4.12.1</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
diff --git a/lib/network.js b/lib/network.js
index 86f917d..59e99a3 100644
--- a/lib/network.js
+++ b/lib/network.js
@@ -64,15 +64,26 @@ function getDefaultNetworkInterface() {
     // https://www.inetdaemon.com/tutorials/internet/ip/routing/default_route.shtml
     const cmd = 'netstat -r';
     const result = execSync(cmd);
-    const lines = result.toString().split(os.EOL)[0];
-    const defaultIp = util.getValue('Default Gateway', lines, ':');
-    for (let dev in ifaces) {
-      if (ifaces.hasOwnProperty(dev)) {
-        ifaces[dev].forEach(function (details) {
-          if (details && details.address && details.address === defaultIp) {
-            ifacename = dev;
-          }
-        });
+    const lines = result.toString().split(os.EOL);
+    let defaultIp = '';
+    lines.forEach(line => {
+      line = line.replace(/\s+/g, ' ').trim();
+      if (line.indexOf('0.0.0.0 0.0.0.0') > -1 && !(/[a-zA-Z]/.test(line))) {
+        const parts = line.split(' ');
+        if (parts.length >= 5) {
+          defaultIp = parts[parts.length - 2];
+        }
+      }
+    })
+    if (defaultIp) {
+      for (let dev in ifaces) {
+        if (ifaces.hasOwnProperty(dev)) {
+          ifaces[dev].forEach(function (details) {
+            if (details && details.address && details.address === defaultIp) {
+              ifacename = dev;
+            }
+          });
+        }
       }
     }
   }
@@ -330,7 +341,7 @@ function networkInterfaces(callback) {
             ip6: nic.ip6,
             mac: nic.mac,
             internal: nic.internal,
-            virtual: testVirtualNic(nic.iface, nic.iface, nic.mac),
+            virtual: nic.internal ? false : testVirtualNic(nic.iface, nic.iface, nic.mac),
             operstate: nic.operstate,
             type: nic.type,
             duplex: nic.duplex,
@@ -432,12 +443,6 @@ function networkInterfaces(callback) {
                 operstate = util.getValue(lines, 'operstate');
                 type = operstate === 'up' ? (util.getValue(lines, 'wireless').trim() ? 'wireless' : 'wired') : 'unknown';
                 if (iface === 'lo' || iface.startsWith('bond')) { type = 'virtual'; }
-                // rx_bytes = parseInt(util.getValue(lines, 'rx_bytes'), 10);
-                // rx_dropped = parseInt(util.getValue(lines, 'rx_dropped'), 10);
-                // rx_errors = parseInt(util.getValue(lines, 'rx_errors'), 10);
-                // tx_bytes = parseInt(util.getValue(lines, 'tx_bytes'), 10);
-                // tx_dropped = parseInt(util.getValue(lines, 'tx_dropped'), 10);
-                // tx_errors = parseInt(util.getValue(lines, 'tx_errors'), 10);
               }
               if (_windows) {
                 nics.forEach(detail => {
@@ -453,7 +458,7 @@ function networkInterfaces(callback) {
                 }
               }
               let internal = (ifaces[dev] && ifaces[dev][0]) ? ifaces[dev][0].internal : null;
-              const virtual = testVirtualNic(dev, ifaceName, mac);
+              const virtual = internal ? false : testVirtualNic(dev, ifaceName, mac);
               result.push({
                 iface: dev,
                 ifaceName,