diff --git a/backend/routers/__pycache__/page_permissions.cpython-311.pyc b/backend/routers/__pycache__/page_permissions.cpython-311.pyc
index 179afc9..28b228b 100644
Binary files a/backend/routers/__pycache__/page_permissions.cpython-311.pyc and b/backend/routers/__pycache__/page_permissions.cpython-311.pyc differ
diff --git a/backend/routers/page_permissions.py b/backend/routers/page_permissions.py
index b5159ab..37f3e92 100644
--- a/backend/routers/page_permissions.py
+++ b/backend/routers/page_permissions.py
@@ -6,7 +6,8 @@
 from fastapi import APIRouter, Depends, HTTPException, status
 from sqlalchemy.orm import Session
 from typing import List, Optional
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
+from datetime import datetime
 
 from database.database import get_db
 from database.models import User, UserPagePermission, UserRole
@@ -27,7 +28,7 @@ class PagePermissionResponse(BaseModel):
     page_name: str
     can_access: bool
     granted_by_id: Optional[int]
-    granted_at: str
+    granted_at: Optional[datetime]
     notes: Optional[str]
     
     class Config:
diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index bc0b3e1..6bdb326 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -17,7 +17,24 @@ http {
         listen 80;
         server_name localhost;
         
-        # 경기도 IP 대역만 허용 (주요 ISP)
+        # 클라우드플레어 IP 대역 허용
+        allow 173.245.48.0/20;
+        allow 103.21.244.0/22;
+        allow 103.22.200.0/22;
+        allow 103.31.4.0/22;
+        allow 141.101.64.0/18;
+        allow 108.162.192.0/18;
+        allow 190.93.240.0/20;
+        allow 188.114.96.0/20;
+        allow 197.234.240.0/22;
+        allow 198.41.128.0/17;
+        allow 162.158.0.0/15;
+        allow 104.16.0.0/13;
+        allow 104.24.0.0/14;
+        allow 172.64.0.0/13;
+        allow 131.0.72.0/22;
+        
+        # 경기도 IP 대역 허용 (주요 ISP)
         allow 211.0.0.0/8;    # KT
         allow 175.0.0.0/8;    # KT
         allow 121.0.0.0/8;    # SK브로드밴드