diff --git a/domains/duyhung.json b/domains/duyhung.json
index 6da26c0c7..bd59e6e79 100644
--- a/domains/duyhung.json
+++ b/domains/duyhung.json
@@ -4,6 +4,11 @@
         "email": "hungwt334@gmail.com"
     },
     "record": {
-        "A": ["103.97.126.26"]
+        "A": [
+            "217.174.245.249",
+            "51.161.54.161"
+            ],
+        "MX": ["mail.is-a.dev"],
+        "TXT": "v=spf1 mx a:mail.is-a.dev ~all"
     }
-}
+}
\ No newline at end of file