diff --git a/proxy-lists/IPTool.list b/proxy-lists/IPTool.list
index a396fb9..ec96aa3 100644
--- a/proxy-lists/IPTool.list
+++ b/proxy-lists/IPTool.list
@@ -6,4 +6,7 @@ DOMAIN-SUFFIX,ipleak.net
 DOMAIN-SUFFIX,speedtest.net
 DOMAIN-SUFFIX,ip2world.com
 DOMAIN-SUFFIX,myip.com
-DOMAIN-SUFFIX,api.ipify.org
\ No newline at end of file
+DOMAIN-SUFFIX,api.ipify.org
+DOMAIN-SUFFIX,ip.sb
+DOMAIN-SUFFIX,ipip.net
+DOMAIN-SUFFIX,upaiyun.com
\ No newline at end of file