diff --git a/lib/domains/stoplist.txt b/lib/domains/stoplist.txt
index 19f7a50eae..dc87f219cb 100644
--- a/lib/domains/stoplist.txt
+++ b/lib/domains/stoplist.txt
@@ -355,4 +355,7 @@ mailpoof.com
 emlmuak.cn
 mail.mss.sc.ug
 sus.edu
-stu.cuz.edu.cn
\ No newline at end of file
+stu.cuz.edu.cn
+sunydutchess.edu
+shu.edu.cn
+sufe.edu.cn
\ No newline at end of file