diff --git a/pac4 b/pac4
index c643164..54acf0f 100644
--- a/pac4
+++ b/pac4
@@ -4,6 +4,7 @@ var domains = {
   "slideshare.net": 1,
   "huaglad.com": 1,
   "doubleclick.net": 1,
+  "tumblr.com": 1,
   "pinterest.com": 1,
   "googleadsensetvsite.com": 1,
   "googlesyndication.com": 1,