diff --git a/domains/_vercel.tannd.json b/domains/_vercel.tannd.json
new file mode 100644
index 0000000000..9b3aae84cb
--- /dev/null
+++ b/domains/_vercel.tannd.json
@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "ndt2804",
+        "email": "nduytan.uit.a3@gmail.com"
+    },
+    "records": {
+        "TXT": "vc-domain-verify=tannd.is-a.dev,8022b8cd4ba8af216a2a"
+    }
+}
diff --git a/domains/tannd.json b/domains/tannd.json
index 2396b4ce93..5245dcfcdb 100644
--- a/domains/tannd.json
+++ b/domains/tannd.json
@@ -4,6 +4,6 @@
     "email": "nduytan.uit.a3@gmail.com"
   },
   "records": {
-    "CNAME": "portfolio-web-nextjs-iota.vercel.app"
+    "CNAME": "cname.vercel-dns.com"
   }
 }