diff --git a/dns/server.go b/dns/server.go
index 4d981a3..86afde1 100644
--- a/dns/server.go
+++ b/dns/server.go
@@ -33,6 +33,8 @@ type StatsData struct {
 	BlockedDomains     map[string]*BlockedDomain `json:"blockedDomains"`
 	ResolvedDomains    map[string]*BlockedDomain `json:"resolvedDomains"`
 	HourlyStats        map[string]int64      `json:"hourlyStats"`
+	DailyStats         map[string]int64      `json:"dailyStats"`
+	MonthlyStats       map[string]int64      `json:"monthlyStats"`
 	LastSaved          time.Time             `json:"lastSaved"`
 }
 
@@ -53,6 +55,10 @@ type Server struct {
 	resolvedDomains      map[string]*BlockedDomain // 用于记录解析的域名
 	hourlyStatsMutex     sync.RWMutex
 	hourlyStats          map[string]int64 // 按小时统计屏蔽数量
+	dailyStatsMutex      sync.RWMutex
+	dailyStats           map[string]int64 // 按天统计屏蔽数量
+	monthlyStatsMutex    sync.RWMutex
+	monthlyStats         map[string]int64 // 按月统计屏蔽数量
 	saveTicker           *time.Ticker     // 用于定时保存数据
 	saveDone             chan struct{}    // 用于通知保存协程停止
 }
@@ -88,6 +94,8 @@ func NewServer(config *config.DNSConfig, shieldConfig *config.ShieldConfig, shie
 		blockedDomains:  make(map[string]*BlockedDomain),
 		resolvedDomains: make(map[string]*BlockedDomain),
 		hourlyStats:     make(map[string]int64),
+		dailyStats:      make(map[string]int64),
+		monthlyStats:    make(map[string]int64),
 		saveDone:        make(chan struct{}),
 	}
 	
@@ -354,11 +362,26 @@ func (s *Server) updateBlockedDomainStats(domain string) {
 		}
 	}
 
+	// 更新统计数据
+	now := time.Now()
+	
 	// 更新小时统计
-	hourKey := time.Now().Format("2006-01-02-15")
+	hourKey := now.Format("2006-01-02-15")
 	s.hourlyStatsMutex.Lock()
 	s.hourlyStats[hourKey]++
 	s.hourlyStatsMutex.Unlock()
+	
+	// 更新每日统计
+	dayKey := now.Format("2006-01-02")
+	s.dailyStatsMutex.Lock()
+	s.dailyStats[dayKey]++
+	s.dailyStatsMutex.Unlock()
+	
+	// 更新每月统计
+	monthKey := now.Format("2006-01")
+	s.monthlyStatsMutex.Lock()
+	s.monthlyStats[monthKey]++
+	s.monthlyStatsMutex.Unlock()
 }
 
 // updateResolvedDomainStats 更新解析域名统计
@@ -469,7 +492,7 @@ func (s *Server) GetRecentBlockedDomains(limit int) []BlockedDomain {
 	return domains
 }
 
-// GetHourlyStats 获取24小时屏蔽统计
+// GetHourlyStats 获取每小时统计数据
 func (s *Server) GetHourlyStats() map[string]int64 {
 	s.hourlyStatsMutex.RLock()
 	defer s.hourlyStatsMutex.RUnlock()
@@ -482,6 +505,32 @@ func (s *Server) GetHourlyStats() map[string]int64 {
 	return result
 }
 
+// GetDailyStats 获取每日统计数据
+func (s *Server) GetDailyStats() map[string]int64 {
+	s.dailyStatsMutex.RLock()
+	defer s.dailyStatsMutex.RUnlock()
+
+	// 返回副本
+	result := make(map[string]int64)
+	for k, v := range s.dailyStats {
+		result[k] = v
+	}
+	return result
+}
+
+// GetMonthlyStats 获取每月统计数据
+func (s *Server) GetMonthlyStats() map[string]int64 {
+	s.monthlyStatsMutex.RLock()
+	defer s.monthlyStatsMutex.RUnlock()
+
+	// 返回副本
+	result := make(map[string]int64)
+	for k, v := range s.monthlyStats {
+		result[k] = v
+	}
+	return result
+}
+
 // loadStatsData 从文件加载统计数据
 func (s *Server) loadStatsData() {
 	if s.config.StatsFile == "" {
@@ -528,6 +577,18 @@ func (s *Server) loadStatsData() {
 		s.hourlyStats = statsData.HourlyStats
 	}
 	s.hourlyStatsMutex.Unlock()
+	
+	s.dailyStatsMutex.Lock()
+	if statsData.DailyStats != nil {
+		s.dailyStats = statsData.DailyStats
+	}
+	s.dailyStatsMutex.Unlock()
+	
+	s.monthlyStatsMutex.Lock()
+	if statsData.MonthlyStats != nil {
+		s.monthlyStats = statsData.MonthlyStats
+	}
+	s.monthlyStatsMutex.Unlock()
 
 	logger.Info("统计数据加载成功")
 }
@@ -573,6 +634,20 @@ func (s *Server) saveStatsData() {
 		statsData.HourlyStats[k] = v
 	}
 	s.hourlyStatsMutex.RUnlock()
+	
+	s.dailyStatsMutex.RLock()
+	statsData.DailyStats = make(map[string]int64)
+	for k, v := range s.dailyStats {
+		statsData.DailyStats[k] = v
+	}
+	s.dailyStatsMutex.RUnlock()
+	
+	s.monthlyStatsMutex.RLock()
+	statsData.MonthlyStats = make(map[string]int64)
+	for k, v := range s.monthlyStats {
+		statsData.MonthlyStats[k] = v
+	}
+	s.monthlyStatsMutex.RUnlock()
 
 	// 序列化数据
 	jsonData, err := json.MarshalIndent(statsData, "", "  ")
diff --git a/http/server.go b/http/server.go
index 4ac1a95..8975766 100644
--- a/http/server.go
+++ b/http/server.go
@@ -51,6 +51,8 @@ func (s *Server) Start() error {
 		mux.HandleFunc("/api/top-resolved", s.handleTopResolvedDomains)
 		mux.HandleFunc("/api/recent-blocked", s.handleRecentBlockedDomains)
 		mux.HandleFunc("/api/hourly-stats", s.handleHourlyStats)
+		mux.HandleFunc("/api/daily-stats", s.handleDailyStats)
+		mux.HandleFunc("/api/monthly-stats", s.handleMonthlyStats)
 	}
 
 	// 静态文件服务（可后续添加前端界面）
@@ -191,6 +193,68 @@ func (s *Server) handleHourlyStats(w http.ResponseWriter, r *http.Request) {
 	json.NewEncoder(w).Encode(result)
 }
 
+// handleDailyStats 处理每日统计数据请求
+func (s *Server) handleDailyStats(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	// 获取每日统计数据
+	dailyStats := s.dnsServer.GetDailyStats()
+
+	// 生成过去7天的时间标签
+	labels := make([]string, 7)
+	data := make([]int64, 7)
+	now := time.Now()
+
+	for i := 6; i >= 0; i-- {
+		t := now.AddDate(0, 0, -i)
+		key := t.Format("2006-01-02")
+		labels[6-i] = t.Format("01-02")
+		data[6-i] = dailyStats[key]
+	}
+
+	result := map[string]interface{}{
+		"labels": labels,
+		"data":   data,
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(result)
+}
+
+// handleMonthlyStats 处理每月统计数据请求
+func (s *Server) handleMonthlyStats(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+
+	// 获取每日统计数据（用于30天视图）
+	dailyStats := s.dnsServer.GetDailyStats()
+
+	// 生成过去30天的时间标签
+	labels := make([]string, 30)
+	data := make([]int64, 30)
+	now := time.Now()
+
+	for i := 29; i >= 0; i-- {
+		t := now.AddDate(0, 0, -i)
+		key := t.Format("2006-01-02")
+		labels[29-i] = t.Format("01-02")
+		data[29-i] = dailyStats[key]
+	}
+
+	result := map[string]interface{}{
+		"labels": labels,
+		"data":   data,
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(result)
+}
+
 // handleShield 处理屏蔽规则管理请求
 func (s *Server) handleShield(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json")
@@ -201,9 +265,9 @@ func (s *Server) handleShield(w http.ResponseWriter, r *http.Request) {
 		// 获取规则统计信息
 		stats := s.shieldManager.GetStats()
 		shieldInfo := map[string]interface{}{
-			"updateInterval": s.globalConfig.Shield.UpdateInterval,
-			"blockMethod":    s.globalConfig.Shield.BlockMethod,
-			"blacklistCount": len(s.globalConfig.Shield.Blacklists),
+			"updateInterval":        s.globalConfig.Shield.UpdateInterval,
+			"blockMethod":           s.globalConfig.Shield.BlockMethod,
+			"blacklistCount":        len(s.globalConfig.Shield.Blacklists),
 			"domainRulesCount":      stats["domainRules"],
 			"domainExceptionsCount": stats["domainExceptions"],
 			"regexRulesCount":       stats["regexRules"],
diff --git a/static/index.html b/static/index.html
index 434577a..f386686 100644
--- a/static/index.html
+++ b/static/index.html
@@ -210,6 +210,22 @@
                     
                     <!-- 图表和数据表格 -->
                     <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
+                        <!-- DNS请求趋势图表 -->
+                        <div class="bg-white rounded-lg p-6 card-shadow lg:col-span-3">
+                            <div class="flex items-center justify-between mb-6">
+                                <h3 class="text-lg font-semibold">DNS请求趋势</h3>
+                                <!-- 时间范围切换按钮 -->
+                                <div class="flex space-x-2">
+                                    <button class="time-range-btn px-4 py-2 rounded-md bg-primary text-white" data-range="24h">24小时</button>
+                                    <button class="time-range-btn px-4 py-2 rounded-md bg-gray-200 text-gray-700 hover:bg-gray-300 transition-colors" data-range="7d">7天</button>
+                                    <button class="time-range-btn px-4 py-2 rounded-md bg-gray-200 text-gray-700 hover:bg-gray-300 transition-colors" data-range="30d">30天</button>
+                                </div>
+                            </div>
+                            <div class="h-80">
+                                <canvas id="dns-requests-chart"></canvas>
+                            </div>
+                        </div>
+                        
                         <!-- 解析与屏蔽比例 -->
                         <div class="bg-white rounded-lg p-6 card-shadow lg:col-span-3">
                             <h3 class="text-lg font-semibold mb-6">解析与屏蔽比例</h3>
diff --git a/static/js/api.js b/static/js/api.js
index 12b42cb..bbd5ff5 100644
--- a/static/js/api.js
+++ b/static/js/api.js
@@ -103,6 +103,12 @@ const api = {
   // 获取小时统计
   getHourlyStats: () => apiRequest('/hourly-stats?t=' + Date.now()),
   
+  // 获取每日统计数据（7天）
+  getDailyStats: () => apiRequest('/daily-stats?t=' + Date.now()),
+  
+  // 获取每月统计数据（30天）
+  getMonthlyStats: () => apiRequest('/monthly-stats?t=' + Date.now()),
+  
   // 获取屏蔽规则 - 已禁用
   getShieldRules: () => {
     console.log('屏蔽规则功能已禁用');
diff --git a/static/js/dashboard.js b/static/js/dashboard.js
index 5a30995..b04c864 100644
--- a/static/js/dashboard.js
+++ b/static/js/dashboard.js
@@ -2,6 +2,7 @@
 
 // 全局变量
 let ratioChart = null;
+let dnsRequestsChart = null;
 let intervalId = null;
 
 // 初始化仪表盘
@@ -13,6 +14,9 @@ async function initDashboard() {
         // 初始化图表
         initCharts();
         
+        // 初始化时间范围切换
+        initTimeRangeToggle();
+        
         // 设置定时更新
         intervalId = setInterval(loadDashboardData, 5000); // 每5秒更新一次
     } catch (error) {
@@ -211,6 +215,28 @@ function updateRecentBlockedTable(domains) {
     tableBody.innerHTML = html;
 }
 
+// 当前选中的时间范围
+let currentTimeRange = '24h'; // 默认为24小时
+
+// 初始化时间范围切换
+function initTimeRangeToggle() {
+    const timeRangeButtons = document.querySelectorAll('.time-range-btn');
+    timeRangeButtons.forEach(button => {
+        button.addEventListener('click', () => {
+            // 移除所有按钮的激活状态
+            timeRangeButtons.forEach(btn => btn.classList.remove('active'));
+            // 添加当前按钮的激活状态
+            button.classList.add('active');
+            // 更新当前时间范围
+            currentTimeRange = button.dataset.range;
+            // 重新加载数据
+            loadDashboardData();
+            // 更新DNS请求图表
+            drawDNSRequestsChart();
+        });
+    });
+}
+
 // 初始化图表
 function initCharts() {
     // 初始化比例图表
@@ -241,6 +267,86 @@ function initCharts() {
             cutout: '70%'
         }
     });
+    
+    // 初始化DNS请求统计图表
+    drawDNSRequestsChart();
+}
+
+// 绘制DNS请求统计图表
+function drawDNSRequestsChart() {
+    const ctx = document.getElementById('dns-requests-chart');
+    if (!ctx) {
+        console.error('未找到DNS请求图表元素');
+        return;
+    }
+    
+    const chartContext = ctx.getContext('2d');
+    let apiFunction;
+    
+    // 根据当前时间范围选择API函数
+    switch (currentTimeRange) {
+        case '7d':
+            apiFunction = api.getDailyStats;
+            break;
+        case '30d':
+            apiFunction = api.getMonthlyStats;
+            break;
+        default: // 24h
+            apiFunction = api.getHourlyStats;
+    }
+    
+    // 获取统计数据
+    apiFunction().then(data => {
+        // 创建或更新图表
+        if (dnsRequestsChart) {
+            dnsRequestsChart.data.labels = data.labels;
+            dnsRequestsChart.data.datasets[0].data = data.data;
+            dnsRequestsChart.update();
+        } else {
+            dnsRequestsChart = new Chart(chartContext, {
+                type: 'line',
+                data: {
+                    labels: data.labels,
+                    datasets: [{
+                        label: 'DNS请求数量',
+                        data: data.data,
+                        borderColor: '#3b82f6',
+                        backgroundColor: 'rgba(59, 130, 246, 0.1)',
+                        tension: 0.4,
+                        fill: true
+                    }]
+                },
+                options: {
+                    responsive: true,
+                    maintainAspectRatio: false,
+                    plugins: {
+                        legend: {
+                            display: false
+                        },
+                        tooltip: {
+                            mode: 'index',
+                            intersect: false
+                        }
+                    },
+                    scales: {
+                        y: {
+                            beginAtZero: true,
+                            grid: {
+                                color: 'rgba(0, 0, 0, 0.1)'
+                            }
+                        },
+                        x: {
+                            grid: {
+                                display: false
+                            }
+                        }
+                    }
+                }
+            });
+        }
+    }).catch(error => {
+        console.error('绘制DNS请求图表失败:', error);
+    });
 }
 
 // 更新图表数据