diff --git a/domains/tonghda11.is-a.dev.json b/domains/tonghda11.is-a.dev.json
new file mode 100644
index 0000000000..d94a8c7e37
--- /dev/null
+++ b/domains/tonghda11.is-a.dev.json
@@ -0,0 +1,8 @@
+{
+  "owner": {
+    "username": "tonghda11"
+  },
+  "record": {
+    "CNAME": "tonghda11.github.io"
+  }
+}