diff --git a/not_cloudflare/list_customerror.txt b/not_cloudflare/list_customerror.txt
new file mode 100644
index 000000000..2f557f96a
--- /dev/null
+++ b/not_cloudflare/list_customerror.txt
@@ -0,0 +1 @@
+(add FQDN here)
\ No newline at end of file