全站加速 DCDN

旨在提升动静态资源混合站点的访问体验，支持静态资源边缘缓存，动态内容最优路由回源传输，同时满足整体站点的全网访问速度及稳定性需求。全站加速构建于阿里云CDN平台之上，适用于动静混合型、纯动态型站点或应用的内容分发加速服务。

立即开通资源套餐包产品价格产品文档

了解更多：

仅需三步，快速上手全站加速

了解更多：
仅需三步，快速上手全站加速

产品优势

便捷接入

站点无需动静态内容拆分加速，一键接入解决网络拥塞，提高访问成功率

智能加速

加速方案更智能，多种分发策略，边缘缓存、最优路由、压缩传输，访问效率提升60%

稳定极速

2800+ 全球节点，130T带宽能力，六大洲覆盖，国内主流运营商支持

内容安全

全链路加密传输，集成多种访问控制方式，增强源站防护能力，为文件，视频的传输保驾护航

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精心打造的功能

传输加速

提供全站加速服务，包括动态加速——自定义动静内容缓存规则，访问链路优化，传输内容压缩合并，智能选路，链路复用

动静分离

自定义动静内容加速规则，灵活区分动静内容加速

静态缓存

智能分配最优节点，多级分布式缓存

智能路由

对互联网链路质量实时探测，进行路由决策，选择最优回源路径

传输协议优化

支持HTTP/2和SPDY高效传输协议，实现快速、稳定传输数据

压缩合并

将传输数据进行压缩，有效减少传输字节数，提升传输效率
稳定均衡

全网负载均衡，提供丰富的回源策略、主备、轮询、优先级以及权重策略以及有效的源站健康检查

负载均衡

Session会话保持，failover机制

针对动态内容加速，提供session会话保持、failover重试机制，保证高效回源、信息同步
基础防护

提供防盗链功能，支持refer黑白名单设置、IP黑白名单、UA黑白名单

防劫持篡改

防盗链

访问控制

源站保护支持WAF

集合阿里云安全产品能力
HTTPS

全面支持HTTP/2、SNI共享IP技术、多证书格式以及无私钥解决方案

SNI共享IP技术

HTTP2.0

支持多种证书格式

KeyLess方案
灵活管控

自助化域名配置。无需申请，可自主配置要加速的域名，即时生效

自定义动静规则

通过文件类型/URI/请求方法/自定义http头等多种方式灵活区分动静内容加速

缓存设置

自动化更新缓存服务，支持目录、URL设置

多源优先级设置

当用户有多个源站时，可设定回源优先级以及流量分配，CDN还会剔除个别故障源站，保证业务稳定性。

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实战应用场景

电商平台
新闻社交

电商平台
电商平台

电商平台包含众多线上系统和环节，用户注册、登录、浏览商品、购物结算等，网络访问速度及内容安全传输成为衡量消费体验的重要指标。电商类客户属于动静内容混合站点，同时需要应对在线支付、秒杀、促销推广等站点响应时间慢、源站压力大等问题。

能够解决
- 高性能
  
  提升加载速度，解决源站和用户的跨网、多终端访问瓶颈
- 弹性带宽
  
  基于智能调度网络，平滑解决突发情况稳定性受限问题
- 源站压力突增
  
  丰富的回源策略，支持有序回源，有效卸载源站流量
新闻社交
社交站点

论坛博客、新闻互动类的站点，网站内容形式丰富，例如动态新闻评论、静态音视频观看，大量的用户会在同一时间访问同一热点，尤其是新闻热点造成网站打开慢甚至打不开的情况，用户对网站访问的稳定性、内容更新的快速性提出了更高的要求。

能够解决
- 高性能
  
  提升加载速度，解决源站与终端客户的跨网、多终端访问瓶颈
- 灵活调度
  
  提供基于域名的全量实时监控和基于服务的智能调度
- 混合加速
  
  同时支持动态内容加速和静态内容加速，静态内容高效缓存