diff --git a/core/WebDetection.go b/core/WebDetection.go
index 871c35a..a703ac7 100644
--- a/core/WebDetection.go
+++ b/core/WebDetection.go
@@ -102,8 +102,15 @@ func newWebPortDetector() *WebPortDetector {
 	}
 }
 
-// IsWebService 智能检测端口是否运行Web服务
+// IsWebService 智能检测端口是否运行Web服务（优化版：优先使用指纹识别结果）
 func (w *WebPortDetector) IsWebService(host string, port int) bool {
+	// 0. 最优先路径：检查是否已通过服务指纹识别为Web服务
+	if IsMarkedWebService(host, port) {
+		serviceInfo, _ := GetWebServiceInfo(host, port)
+		common.LogDebug(fmt.Sprintf("端口 %d 通过服务指纹已识别为Web服务: %s", port, serviceInfo.Name))
+		return true
+	}
+
 	// 1. 快速路径：常见Web端口直接返回true
 	if w.IsCommonWebPort(port) {
 		common.LogDebug(fmt.Sprintf("端口 %d 是常见Web端口，启用Web插件", port))
@@ -120,8 +127,8 @@ func (w *WebPortDetector) IsWebService(host string, port int) bool {
 	}
 	w.cacheMutex.RUnlock()
 
-	// 3. 智能路径：对非常见端口进行HTTP协议探测
-	common.LogDebug(fmt.Sprintf("对端口 %d 进行智能Web检测", port))
+	// 3. 回退路径：对非常见端口进行HTTP协议探测（仅在服务指纹识别失败时使用）
+	common.LogDebug(fmt.Sprintf("端口 %d 未通过服务指纹识别为Web服务，回退到HTTP协议探测", port))
 	result := w.detectHTTPService(host, port)
 	
 	// 4. 缓存结果
@@ -129,7 +136,7 @@ func (w *WebPortDetector) IsWebService(host string, port int) bool {
 	w.detectionCache[cacheKey] = result
 	w.cacheMutex.Unlock()
 	
-	common.LogDebug(fmt.Sprintf("端口 %d 智能检测结果: %v", port, result))
+	common.LogDebug(fmt.Sprintf("端口 %d HTTP协议探测结果: %v", port, result))
 	return result
 }
 
@@ -420,4 +427,106 @@ func min(a, b int) int {
 	return b
 }
 
+// ===============================
+// 统一服务识别架构 - 基于指纹的Web服务判断
+// ===============================
+
+// WebServiceCache Web服务缓存，用于存储已识别的Web服务信息
+var (
+	webServiceCache = make(map[string]*ServiceInfo)
+	webCacheMutex   sync.RWMutex
+)
+
+// IsWebServiceByFingerprint 基于服务指纹智能判断是否为Web服务
+func IsWebServiceByFingerprint(serviceInfo *ServiceInfo) bool {
+	if serviceInfo == nil || serviceInfo.Name == "" {
+		return false
+	}
+	
+	serviceName := strings.ToLower(serviceInfo.Name)
+	
+	// HTTP相关服务类型列表（基于nmap服务指纹库）
+	webServices := []string{
+		"http", "https", "http-proxy", "http-alt", "ssl/http",
+		"http-mgmt", "httpd", "nginx", "apache", "iis", 
+		"tomcat", "jetty", "lighttpd", "caddy", "traefik",
+		"websphere", "weblogic", "jboss", "wildfly",
+		"nodejs", "express", "kestrel", "gunicorn", "uvicorn",
+		"cherrypy", "tornado", "flask", "django", "rails",
+		"php", "php-fpm", "asp", "aspx", "jsp", "servlet",
+		"cgid", "cgi", "fcgi", "wsgi", "node.js",
+	}
+	
+	// 检查服务名称是否匹配Web服务
+	for _, webService := range webServices {
+		if serviceName == webService || strings.Contains(serviceName, webService) {
+			common.LogDebug(fmt.Sprintf("基于指纹识别为Web服务: %s -> %s", serviceName, webService))
+			return true
+		}
+	}
+	
+	// 检查Banner中的Web服务器特征
+	if serviceInfo.Banner != "" {
+		banner := strings.ToLower(serviceInfo.Banner)
+		webBanners := []string{
+			"server:", "apache", "nginx", "iis", "lighttpd", 
+			"caddy", "traefik", "tomcat", "jetty", "nodejs",
+			"content-type:", "content-length:", "http/",
+			"connection:", "keep-alive", "close",
+		}
+		
+		for _, webBanner := range webBanners {
+			if strings.Contains(banner, webBanner) {
+				common.LogDebug(fmt.Sprintf("基于Banner识别为Web服务: %s", webBanner))
+				return true
+			}
+		}
+	}
+	
+	// 检查额外信息中的Web特征
+	if serviceInfo.Extras != nil {
+		for key, value := range serviceInfo.Extras {
+			keyLower := strings.ToLower(key)
+			valueLower := strings.ToLower(value)
+			
+			if keyLower == "info" && (strings.Contains(valueLower, "web") || 
+				strings.Contains(valueLower, "http") || strings.Contains(valueLower, "html")) {
+				common.LogDebug(fmt.Sprintf("基于Extras识别为Web服务: %s=%s", key, value))
+				return true
+			}
+		}
+	}
+	
+	common.LogDebug(fmt.Sprintf("指纹识别为非Web服务: %s", serviceName))
+	return false
+}
+
+// MarkAsWebService 标记端口为Web服务，用于后续Web插件调用
+func MarkAsWebService(host string, port int, serviceInfo *ServiceInfo) {
+	cacheKey := fmt.Sprintf("%s:%d", host, port)
+	
+	webCacheMutex.Lock()
+	defer webCacheMutex.Unlock()
+	
+	webServiceCache[cacheKey] = serviceInfo
+	common.LogDebug(fmt.Sprintf("标记Web服务: %s [%s]", cacheKey, serviceInfo.Name))
+}
+
+// GetWebServiceInfo 获取已标记的Web服务信息
+func GetWebServiceInfo(host string, port int) (*ServiceInfo, bool) {
+	cacheKey := fmt.Sprintf("%s:%d", host, port)
+	
+	webCacheMutex.RLock()
+	defer webCacheMutex.RUnlock()
+	
+	serviceInfo, exists := webServiceCache[cacheKey]
+	return serviceInfo, exists
+}
+
+// IsMarkedWebService 检查端口是否已被标记为Web服务
+func IsMarkedWebService(host string, port int) bool {
+	_, exists := GetWebServiceInfo(host, port)
+	return exists
+}
+