diff --git a/additional.txt b/additional.txt
index 9ad283d..895bebf 100644
--- a/additional.txt
+++ b/additional.txt
@@ -11,6 +11,11 @@
 
 # Apple push notifications
 17.0.0.0/8
+p217-imap.mail.icloud.com.cn
+imap.mail.me.com
+smtp.mail.me.com
 
+# internal service domain
 dl.simaek.com
-nas.simaek.com
\ No newline at end of file
+nas.simaek.com
+