diff --git a/Source/non_ip/domestic.ts b/Source/non_ip/domestic.ts
index fb00d5dee..920711bf8 100644
--- a/Source/non_ip/domestic.ts
+++ b/Source/non_ip/domestic.ts
@@ -138,7 +138,8 @@ export const DOMESTICS: Record<string, DNSMapping> = {
       '$url.cn',
       '+qlivecdn.com',
       '+tcdnlive.com',
-      '+dnsv1.com'
+      '+dnsv1.com',
+      '+smtcdns.net'
     ]
   },
   BILIBILI_ALI: {