diff --git a/front/src/css/index.css b/front/src/css/index.css
index fa05717..8bcc1ff 100644
--- a/front/src/css/index.css
+++ b/front/src/css/index.css
@@ -34,7 +34,8 @@
   font-size: 1em;
 }
 .settings input[type=text],
-.settings input[type=password] {
+.settings input[type=password],
+.settings textarea {
   width: 100%;
   min-width: 4em;
 }
diff --git a/front/src/js/services/apiService.js b/front/src/js/services/apiService.js
index 0482748..95aad1e 100644
--- a/front/src/js/services/apiService.js
+++ b/front/src/js/services/apiService.js
@@ -14,20 +14,22 @@ apiService.factory('API', ['$location', 'Runs', 'Results', function($location, R
                 waitForSelector: settings.waitForSelector,
                 cookie: settings.cookie,
                 authUser: settings.authUser,
-                authPass: settings.authPass
+                authPass: settings.authPass,
+                blockDomain: settings.blockDomain,
+                allowedDomains: settings.allowedDomains,
+                noExternals: settings.noExternals
             };
 
-            if (settings.waitForSelector && settings.waitForSelector !== '') {
-                runObject.waitForSelector = settings.waitForSelector;
-            }
-
-            if (settings.cookie && settings.cookie !== '') {
-                runObject.cookie = settings.cookie;
-            }
-
-            if (settings.authUser && settings.authUser !== '' && settings.authPass && settings.authPass !== '') {
-                runObject.authUser = settings.authUser;
-                runObject.authPass = settings.authPass;
+            
+            if (settings.domainsBlackOrWhite === 'black') {
+                runObject.blockDomain = this.parseDomains(settings.domains);
+            } else if (settings.domainsBlackOrWhite === 'white') {
+                var allowedDomains = this.parseDomains(settings.domains);
+                if (allowedDomains.length > 0) {
+                    runObject.allowDomain = allowedDomains;
+                } else {
+                    runObject.noExternals = true;
+                }
             }
 
             Runs.save(runObject, function(data) {
@@ -43,6 +45,17 @@ apiService.factory('API', ['$location', 'Runs', 'Results', function($location, R
 
         relaunchTest: function(result) {
             this.launchTest(result.params.url, result.params.options);
+        },
+
+        parseDomains: function(textareaContent) {
+            var lines = textareaContent.split('\n');
+            
+            function removeEmptyLines (line) {
+                return line.trim() !== '';
+            }
+
+            // Remove empty lines
+            return lines.filter(removeEmptyLines).join(',');
         }
     };
 
diff --git a/front/src/less/index.less b/front/src/less/index.less
index 5c665b4..bbc8b4d 100644
--- a/front/src/less/index.less
+++ b/front/src/less/index.less
@@ -38,7 +38,7 @@
         font-size: 1em;
     }
 
-    input[type=text], input[type=password] {
+    input[type=text], input[type=password], textarea {
         width: 100%;
         min-width: 4em;
     }
diff --git a/front/src/views/dashboard.html b/front/src/views/dashboard.html
index f5dfa2c..430af91 100644
--- a/front/src/views/dashboard.html
+++ b/front/src/views/dashboard.html
@@ -1,6 +1,13 @@
 <div ng-include="'views/resultSubHeader.html'"></div>
 <div class="summary board">
     
+    <div ng-if="result.blockedRequests">
+        <b><ng-pluralize count="result.blockedRequests.length" when="{'0': 'No blocked request', 'one': '1 blocked request', 'other': '{} blocked requests'}"></ng-pluralize>:</b>
+        <div ng-repeat="request in result.blockedRequests">
+            {{request}}
+        </div>
+    </div>
+
     <div class="globalScore" ng-if="globalScore === 0 || globalScore > 0">
         <div>
             <h2>Global score</h2>
diff --git a/front/src/views/index.html b/front/src/views/index.html
index ada6eca..a72bb2a 100644
--- a/front/src/views/index.html
+++ b/front/src/views/index.html
@@ -61,15 +61,22 @@
                     </div>
                 </div>
             </div>
-            <!--<div>
-                <div class="label">Blocked domains</div>
+            <div>
+                <div class="label">
+                    Block domains
+                    <span class="settingsTooltip">
+                        <span class="icon-question"></span>
+                        <div><b>Block some domains</b><br><br>One line per domain or subdomain.<br><br><i><b>Example:</b><br>google-analytics.com<br>ads.yahoo.com<br>ajax.googleapis.com</i><br><br>An empty whitelist will block all domains except the main domain.</div>
+                    </span>
+                </div>
                 <div>
                     <div>
-                        Blacklist / Whitelist
+                        <input type="radio" name="blackOrWhite" ng-model="settings.domainsBlackOrWhite" value="black" />blacklist
+                        <input type="radio" name="blackOrWhite" ng-model="settings.domainsBlackOrWhite" value="white" />whitelist
                     </div>
-                    <textarea name=""></textarea>
+                    <textarea name="domains" ng-model="settings.domains" rows="5"></textarea>
                 </div>
-            </div>-->
+            </div>
         </div>
     </div>
 </form>
diff --git a/lib/runner.js b/lib/runner.js
index 977355c..4c5daf2 100644
--- a/lib/runner.js
+++ b/lib/runner.js
@@ -66,9 +66,14 @@ var Runner = function(params) {
         delete data.toolsResults.phantomas.metrics.scrollExecutionTree;
         delete data.toolsResults.phantomas.offenders.scrollExecutionTree;
 
+
+        if (data.toolsResults.phantomas.offenders.blockedRequests) {
+            data.blockedRequests = data.toolsResults.phantomas.offenders.blockedRequests;
+        }
+
+
         // Finished!
         deferred.resolve(data);
-
     })
 
     .fail(function(err) {
diff --git a/lib/server/controllers/apiController.js b/lib/server/controllers/apiController.js
index a2addbf..28ecd81 100644
--- a/lib/server/controllers/apiController.js
+++ b/lib/server/controllers/apiController.js
@@ -39,7 +39,10 @@ var ApiController = function(app) {
                 waitForSelector: req.body.waitForSelector || null,
                 cookie: req.body.cookie || null,
                 authUser: req.body.authUser || null,
-                authPass: req.body.authPass || null
+                authPass: req.body.authPass || null,
+                blockDomain: req.body.blockDomain || null,
+                allowDomain: req.body.allowDomain || null,
+                noExternals: req.body.noExternals || false
             }
         };
 
@@ -77,6 +80,9 @@ var ApiController = function(app) {
                 cookie: run.params.cookie,
                 authUser: run.params.authUser,
                 authPass: run.params.authPass,
+                blockDomain: run.params.blockDomain,
+                allowDomain: run.params.allowDomain,
+                noExternals: run.params.noExternals,
                 phantomasEngine: serverSettings.phantomasEngine
             };
 
diff --git a/lib/tools/phantomas/phantomasWrapper.js b/lib/tools/phantomas/phantomasWrapper.js
index 4fc9e38..6eeb20f 100644
--- a/lib/tools/phantomas/phantomasWrapper.js
+++ b/lib/tools/phantomas/phantomasWrapper.js
@@ -31,12 +31,14 @@ var PhantomasWrapper = function() {
             'cookie': task.options.cookie,
             'auth-user': task.options.authUser,
             'auth-pass': task.options.authPass,
+            'block-domain': task.options.blockDomain,
+            'allow-domain': task.options.allowDomain,
+            'no-externals': task.options.noExternals,
 
             // Mandatory
             'reporter': 'json:pretty',
             'analyze-css': true,
             'skip-modules': [
-                'blockDomains', // not needed
                 'domHiddenContent', // overriden
                 'domMutations', // not compatible with webkit
                 'domQueries', // overriden