diff --git a/edge-script/index.ts b/edge-script/index.ts
index 8fa0be4..065e7f5 100644
--- a/edge-script/index.ts
+++ b/edge-script/index.ts
@@ -21,7 +21,8 @@ interface CacheEntry {
 }
 
 const cache = new Map<string, CacheEntry>();
-const CACHE_TTL_MS = 60_000;
+const CACHE_TTL_BLOCKED_MS = 60_000;   // 차단 IP: 1분 (빠른 해제 반영)
+const CACHE_TTL_CLEAN_MS = 300_000;    // 정상 IP: 5분 (DB 부하 감소)
 const CACHE_MAX_SIZE = 50_000;
 
 function cacheGet(ip: string): boolean | null {
@@ -44,7 +45,8 @@ function cacheSet(ip: string, blocked: boolean): void {
     // If still too large, clear entirely
     if (cache.size >= CACHE_MAX_SIZE) cache.clear();
   }
-  cache.set(ip, { blocked, expiresAt: Date.now() + CACHE_TTL_MS });
+  const ttl = blocked ? CACHE_TTL_BLOCKED_MS : CACHE_TTL_CLEAN_MS;
+  cache.set(ip, { blocked, expiresAt: Date.now() + ttl });
 }
 
 // ---------------------------------------------------------------------------