diff --git a/domains/tungnm15.json b/domains/tungnm15.json
index 2fba6375e3..08f19b2566 100644
--- a/domains/tungnm15.json
+++ b/domains/tungnm15.json
@@ -12,7 +12,6 @@
       { "priority": 20, "value": "mx2.improvmx.com" }
     ],
     
-    "CNAME": "coderviet1111.github.io",
     "TXT": [
       "v=spf1 include:spf.improvmx.com ~all"
     ]