diff --git a/domains/buy.json b/domains/buy.json
new file mode 100644
index 0000000000..be39da680b
--- /dev/null
+++ b/domains/buy.json
@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "liweisi07",
+    "email": "liweisi07@gmail.com"
+  },
+  "records": {
+    "CNAME": "liweisi07.github.io"
+  }
+}