diff --git a/treadcommand.com.custom-domain.json b/treadcommand.com.custom-domain.json
new file mode 100644
index 00000000..8eb792e5
--- /dev/null
+++ b/treadcommand.com.custom-domain.json
@@ -0,0 +1,21 @@
+{
+  "providerId": "treadcommand.com",
+  "providerName": "TreadCommand",
+  "serviceId": "custom-domain",
+  "serviceName": "Custom Domain",
+  "version": 1,
+  "logoUrl": "https://www.treadcommand.com/logo.png",
+  "description": "Connect your domain to your TreadCommand-powered tire shop storefront.",
+  "variableDescription": "`target` is the CNAME destination for your TreadCommand storefront (e.g., your-store.up.railway.app).",
+  "syncPubKeyDomain": "treadcommand.com",
+  "syncRedirectDomain": "www.treadcommand.com",
+  "hostRequired": true,
+  "records": [
+    {
+      "type": "CNAME",
+      "host": "@",
+      "pointsTo": "%target%",
+      "ttl": 3600
+    }
+  ]
+}