diff --git a/docs/DOMAIN_MAPPING.md b/docs/DOMAIN_MAPPING.md
index 359855b7..2766f96b 100644
--- a/docs/DOMAIN_MAPPING.md
+++ b/docs/DOMAIN_MAPPING.md
@@ -62,3 +62,4 @@ Spring Boot (api.invyone.com 직접 OR Traefik 내부)
 2. `v1.invyone.com` / `solution.invyone.com` 직접 매칭 → `https://api.invyone.com/api`
 3. `NEXT_PUBLIC_API_URL` 환경변수
 4. `http://localhost:8081/api` (로컬 기본)
+<!-- last reviewed: 2026-04-28 -->