diff --git a/data/netflix b/data/netflix
index fc0fbfa9..2534e4da 100644
--- a/data/netflix
+++ b/data/netflix
@@ -10,8 +10,6 @@ nflximg.net
 nflxsearch.net
 nflxso.net
 nflxvideo.net
-regexp:dualstack\.apiproxy-.*\.amazonaws\.com$
-regexp:dualstack\.ichnaea-web-.*\.amazonaws\.com$
 full:netflix.com.edgesuite.net
 
 # DNS test
@@ -25,3 +23,7 @@ netflixdnstest7.com
 netflixdnstest8.com
 netflixdnstest9.com
 netflixdnstest10.com
+
+＃regular expression
+regexp:(^|\.)dualstack\.apiproxy-.+\.amazonaws\.com$
+regexp:(^|\.)dualstack\.ichnaea-web-.+\.amazonaws\.com$