diff --git a/README.md b/README.md
index f1d206f..299cd0d 100644
--- a/README.md
+++ b/README.md
@@ -118,15 +118,15 @@ sudo systemctl start email-system
   }
   ```
 
-- **获取当前允许的域名列表**:
+- **获取当前允许的域名及其创建时间**:
   - **请求方法**: `GET`
   - **请求路径**: `/allowed_domains/list`
   - **成功响应**:
   ```json
-  [
-      "nosqli.com",
-      "email.nosqli.com"
-  ]
+  {
+      "email.nosqli.com": "2025-02-26T19:03:53.838745",
+      "tw.nosqli.com": "2025-02-26T19:05:00.123456"
+  }
   ```
 
 ## 日志记录
diff --git a/app/utils.py b/app/utils.py
index fa78532..9e0e307 100644
--- a/app/utils.py
+++ b/app/utils.py
@@ -260,10 +260,13 @@ def extract_code_from_body(body):
 
 
 def add_allowed_domain(domain):
-    """添加允许的域名"""
+    """添加允许的域名并记录创建时间"""
     try:
-        redis_client.sadd('allowed_domains', domain)
-        logger.info(f'Added allowed domain: {domain}')
+        timestamp = datetime.now().isoformat()
+        redis_client.rpush('allowed_domains_list', domain)  # 添加到列表
+        redis_client.hset(f'domain:{domain}', 'created_at', timestamp)  # 记录创建时间
+        redis_client.hset(f'domain_time:{domain}', 'timestamp', timestamp)  # 记录时间
+        logger.info(f'Added allowed domain: {domain} with timestamp: {timestamp}')
     except Exception as e:
         logger.error(f'Error adding allowed domain: {e}')
 
@@ -272,16 +275,35 @@ def remove_allowed_domain(domain):
     """删除允许的域名"""
     try:
         redis_client.srem('allowed_domains', domain)
+        redis_client.delete(f'domain_time:{domain}')  # 删除时间记录
         logger.info(f'Removed allowed domain: {domain}')
     except Exception as e:
         logger.error(f'Error removing allowed domain: {e}')
 
 
 def get_allowed_domains():
-    """获取当前允许的域名列表"""
+    """获取当前允许的域名"""
     try:
-        domains = redis_client.smembers('allowed_domains')
-        return [domain.decode() for domain in domains]
+        domains = redis_client.lrange('allowed_domains_list', 0, -1)
+        domain_list = []
+        for domain in domains:
+            domain_list.append(domain.decode())
+        return domain_list
     except Exception as e:
         logger.error(f'Error fetching allowed domains: {e}')
-        return [] 
\ No newline at end of file
+        return []
+
+
+def get_allowed_domains_for_time():
+    """获取当前允许的域名及其创建时间，按时间排序"""
+    try:
+        domains = redis_client.lrange('allowed_domains_list', 0, -1)
+        domain_info = {}
+        for domain in domains:
+            domain = domain.decode()
+            created_at = redis_client.hget(f'domain_time:{domain}', 'timestamp')
+            domain_info[domain] = created_at.decode() if created_at else None
+        return domain_info
+    except Exception as e:
+        logger.error(f'Error fetching allowed domains: {e}')
+        return {} 
\ No newline at end of file