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全站加速 DCDN 每月赠送50元免费额度，连送3个月
全站加速 DCDN（Dynamic Route for Content Delivery Network）是阿里云自主研发的产品，在CDN静态加速服务的基础上，进一步提供了动态加速、TCP和UDP四层加速、Websocket加速等能力；您可以快速地将安全、边缘计算等能力集成到全站加速的全球3200+节点，提升全站性能和用户体验，实现业务提效。
全站加速 DCDN详情
场景资源包购买推荐
资源包购买
产品文档
试用中心-全站加速 DCDN
领取试用后，全站加速 DCDN 连续3个月每月提供50元免费消费额度，可以抵扣下行流量、静态请求数、动态请求数产生的
消费。 若50元/月抵扣完后，当月产生生额外的消耗，将通过后付费方式进行出账。
立即查看
全站加速 DCDN与CDN的区别
对比项
典型应用场景
覆盖范围
加速方式
协议支持
调度模式
安全防护
全站加速 DCDN
在线商城、在线支付、聊天互动、在线教育、全球对战游戏、金融理财。
● 仅中国内地
● 全球
● 全球（不包含中国内地）
支持纯动态加速和动静态混合加速。
● 纯动态加速
针对POST请求等不能在边缘缓存的业务，基于智能选路技术，从众多回源线路中择优选择一条线路进行传输。
● 动静态混合加速
智能识别动态和静态资源，静态资源缓存在边缘节点，供用户就近访问；动态资源基于智能选路技术，从众多回源线路中择优选择一条线路进行传输。
● 应用层：支持HTTP、HTTPS、WebSocket协议。
● 传输层：支持TCP、UDP协议。
● 网络层：支持IPv4、IPv6协议。
支持DNS、HTTPDNS、302调度。
CDN基础上，额外支持开通边缘WAF、边缘DDoS防护
CDN
手机App更新、游戏包更新、视频点播（长视频、短视频）、图文网站。
● 仅中国内地
● 全球
● 全球（不包含中国内地）
以静态内容加速为主，适用于高带宽大流量场景，动态资源直接回源。
● 通过全球3200+边缘节点，基于缓存策略存储您的业务内容。
● 基于源站负载均衡、回源权重管理、回源流量卸载等技术控制回源流量，保护源站同时降低源站成本。
● 将服务器上的图片、视频等静态资源缓存在CDN边缘节点，供用户从最近的节点获取静态资源。
● 应用层：支持HTTP、HTTPS、QUIC协议。
● 网络层：支持IPv4、IPv6协议。
支持DNS、HTTPDNS、302调度。
Referer防盗链、URL鉴权、远程鉴权、IP黑白名单、UA黑白名单
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关于全站加速 DCDN
为您的应用程序提供集应用加速、边缘计算和安全防护于一体的服务。
什么是全站加速 DCDN
为什么选择
使用前必读
节点分布
性能拨测数据参考
快速入门
开通全站加速 DCDN服务 > 接入服务域名> 启用DCDN服务
入门概述
开通全站加速 DCDN服务
添加服务域名
配置CNAME
启用加速服务
启用边缘计算
启用边缘安全
购买指导
快速了解阿里云全站加速的付费方式、计费组成和定价等计费信息。
计费概述
基础服务计费
增值服务计费
IP应用加速计费
资源包（预付费）
变更计费方式
域名管理
域名的自定义设置，助您轻松享用DCDN全站极速。
批量配置
标签管理
最佳实践
阿里云全站加速DCDN广泛应用于各个行业场景的实践。
行业实践
为ECS业务提效
产品运维实践
企业灰度上云
政企安全加速
淘宝App在短视频场景
边缘程序实践场景
API参考
为您介绍全站加速提供的相关API接口及各API接口的用法。
API概览
调用方式
公共参数
获取AccessKey
Terraform
API目录
相关协议
服务协议
服务等级协议
关于全站加速 DCDN
为您的应用程序提供集应用加速、边缘计算和安全防护于一体的服务。
什么是全站加速 DCDN
为什么选择
使用前必读
节点分布
性能拨测数据参考
免费试用 >
快速入门
开通全站加速 DCDN服务 > 接入服务域名> 启用DCDN服务
入门概述
开通全站加速 DCDN服务
添加服务域名
配置CNAME
启用加速服务
启用边缘计算
启用边缘安全
免费试用 >
购买指导
快速了解阿里云全站加速的付费方式、计费组成和定价等计费信息。
计费概述
基础服务计费
增值服务计费
IP应用加速计费
资源包（预付费）
变更计费方式
免费试用 >
域名管理
域名的自定义设置，助您轻松享用DCDN全站极速。
批量配置
标签管理
免费试用 >
最佳实践
阿里云全站加速DCDN广泛应用于各个行业场景的实践。
行业实践
为ECS业务提效
产品运维实践
企业灰度上云
政企安全加速
淘宝App在短视频场景
边缘程序实践场景
免费试用 >
API参考
为您介绍全站加速提供的相关API接口及各API接口的用法。
API概览
调用方式
公共参数
获取AccessKey
Terraform
API目录
免费试用 >
相关协议
服务协议
服务等级协议
