location ~ ^/play/{  #动态页面包含的地址
        if ($http_user_agent ~* "Quark/6") {   #包含的ua
            return 499; # 返回499 Forbidden状态码  
        }  
         
    } 
    
    location ~ ^/dsj/dlj/{  
        if ($http_user_agent ~* "Quark/6") {  
            return 499; # 返回499 Forbidden状态码  
        }  
    }