diff --git a/src/js/messaging.js b/src/js/messaging.js
index 0f4b8555a..492936fb0 100644
--- a/src/js/messaging.js
+++ b/src/js/messaging.js
@@ -492,6 +492,7 @@ var filterRequests = function(pageStore, details) {
         request = requests[i];
         context.requestURL = punycodeURL(request.url);
         context.requestType = tagNameToRequestTypeMap[request.tagName];
+        context.requestHostname = hostnameFromURI(request.url);
         r = pageStore.filterRequest(context);
         if ( typeof r !== 'string' || r.charAt(1) !== 'b' ) {
             continue;