diff --git a/ns-blacklist.txt b/ns-blacklist.txt
index 2525fc4460..37f8a13d32 100644
--- a/ns-blacklist.txt
+++ b/ns-blacklist.txt
@@ -50,3 +50,4 @@
 .ispapi.net
 .name-services.com
 .expirenotification.com
+.pending-renewal-domain.com