--- a/browser/base/content/browser.css
+++ b/browser/base/content/browser.css
@@ -453,17 +453,18 @@ toolbar:not(#TabsToolbar) > #personal-bo
 }
 
 /* ::::: location bar ::::: */
 #urlbar {
   -moz-binding: url(chrome://browser/content/urlbarBindings.xml#urlbar);
 }
 
 /* Always show URLs LTR. */
-.ac-url-text:-moz-locale-dir(rtl) {
+.ac-url-text:-moz-locale-dir(rtl),
+.ac-title-text[lookslikeurl]:-moz-locale-dir(rtl) {
   direction: ltr !important;
 }
 
 /* For non-action items, hide the action text; for action items, hide the URL
    text. */
 .ac-url[actiontype],
 .ac-action:not([actiontype]) {
   display: none;

--- a/toolkit/content/widgets/autocomplete.xml
+++ b/toolkit/content/widgets/autocomplete.xml
@@ -1852,16 +1852,17 @@ extends="chrome://global/content/binding
           if (!popup.popupOpen) {
             // Removing the max-width and resetting it later when overflow is
             // handled is jarring when the item is visible, so skip this when
             // the popup is open.
             this._removeMaxWidths();
           }
 
           let title = this.getAttribute("title");
+          let titleLooksLikeUrl = false;
 
           let displayUrl;
           let originalUrl = this.getAttribute("url");
           let emphasiseUrl = true;
 
           let type = this.getAttribute("originaltype");
           let types = new Set(type.split(/\s+/));
           let initialTypes = new Set(types);
@@ -1961,16 +1962,17 @@ extends="chrome://global/content/binding
               // recognition).
               if (!action.params.alias && !initialTypes.has("favicon")) {
                 this.removeAttribute("image");
               }
             } else if (action.type == "visiturl") {
               emphasiseUrl = false;
               displayUrl = this._unescapeUrl(action.params.url);
               title = displayUrl;
+              titleLooksLikeUrl = true;
               let visitStr = this._stringBundle.GetStringFromName("visit");
               this._setUpDescription(this._actionText, visitStr, true);
             }
           }
 
           if (!displayUrl) {
             let input = popup.input;
             let url = typeof(input.trimValue) == "function" ?
@@ -1982,16 +1984,17 @@ extends="chrome://global/content/binding
           if (popup.textRunsMaxLen) {
             displayUrl = displayUrl.substr(0, popup.textRunsMaxLen);
           }
           this.setAttribute("displayurl", displayUrl);
 
           // Show the domain as the title if we don't have a title.
           if (!title) {
             title = displayUrl;
+            titleLooksLikeUrl = true;
             try {
               let uri = Services.io.newURI(originalUrl, null, null);
               // Not all valid URLs have a domain.
               if (uri.host)
                 title = uri.host;
             } catch (e) {}
           }
 
@@ -2033,16 +2036,22 @@ extends="chrome://global/content/binding
               // we want it to appear as if it were not visible, so set its text
               // to the empty string.
               this._setUpDescription(this._actionText, "", false);
             }
           }
 
           this.setAttribute("type", type);
 
+          if (titleLooksLikeUrl) {
+            this._titleText.setAttribute("lookslikeurl", "true");
+          } else {
+            this._titleText.removeAttribute("lookslikeurl");
+          }
+
           if (Array.isArray(title)) {
             // For performance reasons we may want to limit the title size.
             if (popup.textRunsMaxLen) {
               title = title.map(t => t.substr(0, popup.textRunsMaxLen));
             }
             this._setUpEmphasisedSections(this._titleText, title);
           } else {
             // For performance reasons we may want to limit the title size.