diff --git a/check.py b/check.py
index 9cf0ce1..79d9dc2 100755
--- a/check.py
+++ b/check.py
@@ -70,6 +70,7 @@ not_here_list = [
     "Test Page for the Apache HTTP Server",
     "Site not found · GitHub Pages",
     "504: Gateway time-out",
+    "504 Gateway Time-out",
     "502 Bad Gateway",
     "This page doesn't exist (404)",
     "Coming soon",
@@ -88,6 +89,8 @@ not_here_list = [
     "looks like there's no page here",
     "404 page",
     "Database Error",
+    "You are not authorized to access this page",
+    "Attention Required! | Cloudflare",
 ]