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投递CDN实时日志到SLS来分析用户访问数据最佳实践

概述 阿里云CDN产品的实时日志功能是CDN产品与SLS产品联合推出的一项功能,是一种时效性非常(延迟在3分钟左右)的日志数据处理服务,能够将CDN节点上采集到的用户访问日志实时推送至 SLS日志服务,然后可以通过SLS来存储和分析用户访问...

防范流量盗刷最佳实践

当您的域名因被恶意攻击或流量被恶意盗刷,产生了突发带宽或者大流量消耗,导致产生高于日常消费金额的高额账单。因恶意攻击或流量盗刷产生的高额账单无法免除/退款,为尽量避免此类风险,本文为您介绍这一类情况的应对办法。及时止损 当...

配置条件源站

条件源站功能可以与规则引擎功能实现配置联动,根据指定规则(如:request header、query string parameter、path、client ip 等)来过滤用户请求,并将符合条件的请求回源到指定的源站地址。可以添加多个配置,实现不同规则条件下回源到...

CDN验证调用VerifyDcdnDomainOwner接口失败

问题描述 调用VerifyDcdnDomainOwner接口失败或验证不通过。解决方案 确认“获取归属校验内容”接口:DescribeDcdnVerifyContent获取到的content是否已进行正确的...调试工具 适用范围 网络分发加速CDN 全站加速DCDN 视频直播LIVE 视频点播VOD

使用CDN加速后通过HTTPS方式访问网站速度慢的排查方法

说明:其中图中左上角的IP地址为CDN节点IP地址。通过分析推断是客户端在SSL建立连接阶段的Change Clipher Spec过程存在问题,判定为协议层面的问题。因此排查CDN的配置,确定CDN支持TLSv1.0~TLSv1.3版本,推测是客户端TSL协议的兼容性问题...

配置Referer黑/白名单

使用场景 Referer黑/白名单主要用于保护网站的资源不被其他网站直接引用或盗用,常见的使用场景包括:版权保护:某些网站的内容受版权保护,Referer黑/白名单可以限制只有授权网站访问这些内容,保护版权。防止热链盗用:Referer黑/白名单...

为什么监控查询流量、用量查询流量与日志统计流量有...

主要原因是网络层流量比应用层流量多了以下两个流量消耗:TCP/IP包头:应用层流量在开始网络传输之前,需要先使用TCP协议(传输层)封装为TCP数据包,再使用IP协议(网络层)封装为IP数据包,IP数据包最大为1500字节,这其中包含了20字节的...

Check if an IP address belongs to an Alibaba Cloud...

Once you connect your origin server to Alibaba Cloud CDN,use the IP Address Detector to check if a CDN Point of Presence(POP)is serving client requests.This check verifies that content acceleration is working correctly.Use...

Configure outgoing request headers

By default,Alibaba Cloud CDN supports request headers such as client IP addresses.You can also configure custom request headers.Alibaba Cloud CDN allows you to add,delete,change,or replace ...the origin server can obtain ...

CDN的回源流量较大

缓存命中率,当CDN总流量基数大时,回源流量相对来说也会增大,属于正常情况。解决方案 缓存命中率差的解决方法如下所示。登录 CDN控制台,单击目标域名右侧的管理,然后单击缓存配置,添加网站根目录的缓存过期时间规则,如下图所示。...

通过阿里云CDN系列产品访问与直接访问源站得到的结果...

Ip: 58.XX.XX.41 Ali-Swift-5Xx-No-Retry: onCdn-Src-Ip: 127.0.0.1 Ali-Swift-Range-Cache: on说明:下面列举重要的参数说明。Via:请求经过的CDN节点信息。Ali-Cdn-Real-Ip:客户端真实IP地址。Ali-Swift-Range-Cache:如果您启用了Range回源,...

缓存相关常见问题

缓存在 CDN 节点上的资源,如果该资源的访问热度较低(同一个 CDN 节点上的同一个资源被客户端访问的频次较低),那么很可能会在缓存过期之前被 CDN 节点上其他访问热度较的资源覆盖。CDN 默认的缓存规则是什么?CDN 节点在收到源站响应...

What is Alibaba Cloud CDN?

which then assigns the optimal POP IP address.POP IP is returned:The local DNS receives the optimal POP IP address from CDN.User accesses the POP:The Local DNS returns the optimal POP IP address to the user.The user then ...

通过CLI工具使用边缘脚本

在文件夹内新建一个命名为 aliyun.ini 的文本文件,用于记录阿里云RAM账号的鉴权信息,文件内容如下:[Credentials]accesskeyid=$accesskeyid accesskeysecret=$accesskeysecret 在文件夹内新建一个命名为 es.py 的文本文件,用于记录CLI...

Fields in real-time logs

the IP address is the same as the one used by the client to establish a connection with the CDN node.Note:The format of the X-Forwarded-For request header is X-Forwarded-For:client_ip,proxy_ip.Yes 8 proxy_ip The proxy IP ...

公共错误码

诊断 400 CdnService.HasOpened Your cdn service has opened.CDN服务已开通,请勿重复开通。诊断 CdnServiceNotFound Your account does not open CDN service yet.您的账户未开通CDN服务,请开通后重试。诊断 CdnServiceSuspended Your ...

Range origin fetch

you can call the DescribeL2VipsByDomain operation to query the IP addresses of origin fetch POPs of CDN and add these IP addresses to the IP address whitelist of the origin server.Procedure Log on to the Alibaba Cloud CDN ...

Whether the use of CDN will affect the SEO of the ...

there will be no impact on search engines.When the CDN is unstable and the IP address is changed due to malicious attacks,a crawler access exception occurs due to a DNS cache problem or a crawler cache problem.It will have...

Application center

The Application Center centralizes tools and value-added services for Alibaba Cloud Content Delivery Network(CDN),such as IP detection,allowing you to quickly learn about and enable them.The following applications are ...

Large amounts of access logs from ...cloud IP addresses

DDoS console and click view back-to-origin CIDR block.CDN The CDN architecture is similar to the Web Application Firewall architecture.You can log on to the CDN console to check whether the IP address belongs to CDN.Other ...

如何处理源站的302跳转?

问题 在使用CDN加速域名后,您访问的资源会缓存到CDN节点上,便于提升访问效率。第一个用户访问后,会对302请求进行缓存。当其他不同终端设备的用户,通过该URL进行访问时,会访问到第一个用户缓存的302页面。这样会导致用户源站设置对不同...

CDN概览页

5xx服务器错误-边缘响应:表示客户端访问阿里云CDN节点时,阿里云CDN节点的服务器出现了内部错误(例如,阿里云CDN节点负载过),请检查源站配置(例如,源站的网络设置)。5xx服务器错误-回源响应:表示阿里云CDN节点访问源站时,源站...

DescribeIpInfo

Checks whether a specified IP address is the IP address of a CDN point of presence(POP).Debugging You can run this interface directly in OpenAPI Explorer,saving you the trouble of calculating signatures.After running ...

How to Verify that...IP address of the Alibaba Cloud ...

Overview This topic describes how to verify that a specified IP address is the IP address of a Alibaba Cloud CDN node.Details To check whether IP addresses are Alibaba Cloud Content Delivery Network nodes at a time,you can...

Use Terraform to add and configure a domain name

Alibaba Cloud CDN is integrated with Terraform.You can use Terraform to add and configure domain names that you want to accelerate.This topic describes how to use Terraform to add a domain name to CDN and configure the ...

离线日志字段说明

139.224.XXX.XXX 客户端IP 从用户请求携带的请求头X-Forwarded-For中提取左边第一个IP地址(即client_ip,客户端IP,如果客户端与 CDN 节点之间没有经过代理的话,等同于客户端与 CDN 节点建联使用的IP)。说明 请求头 X-Forwarded-For 的...

如何使用CDN屏蔽指定IP地址?

问题现象 使用CDN加速服务后,需要屏蔽部分恶意IP地址,来保证站点数据和流量负荷。在CDN控制台上,如何屏蔽指定IP地址。解决方案 登录 CDN控制台。在左侧导航栏,单击 域名管理。在 域名管理 页面,找到目标域名,单击 操作 列的 管理。在...

FAQ about access control

This topic provides answers to some commonly asked questions about access control over Alibaba Cloud CDN resources.When I configure an IP address blacklist or whitelist,the number of IP addresses is limited.Is a CIDR block...

CDN加速OSS常见问题

CDN加速OSS场景下,客户端使用加速域名访问资源时,首次访问时请求先到达CDN节点,由于此时CDN节点还未缓存资源,CDN节点将访问OSS获取资源,并缓存资源至CDN节点,后续对该资源的请求将从CDN节点直接返回给客户端。因此第一次访问时,可能...

FAQ

Alibaba Cloud CDN may return error messages in specific scenarios.You can troubleshoot errors based on the error messages that you receive.If you do not receive error messages,identify the causes of errors and fix the ...

IPv6配置

开启IPv6开关后,支持IPv6客户端请求访问CDNCDN也将携带IPv6客户端IP信息访问源站。背景信息 阿里云CDN大部分节点已支持IPv6协议请求。开启IPv6后,用户在IPv6环境且就近CDN节点支持IPv6时,可通过IPv6协议访问CDN节点;若就近节点不支持...

Five core advantages of Alibaba Cloud CDN

see CDN Pricing.Powerful ecosystem Alibaba Cloud provides a powerful product ecosystem:If you use other Alibaba Cloud products,leveraging the ecosystem to access CDN services can streamline your business operations and ...

CDN访问白屏

通过绑定本地 hosts 文件使域名解析至源站IP,直接访问源站并保存网络请求的HAR文件。通过CDN访问相同页面,保存网络请求的HAR文件。对比两个HAR文件,定位响应异常的资源。如果确认问题由CDN缓存的某个资源引起,请刷新相关资源的缓存。...

API overview

API standard and pre-built SDKs in multi-language The OpenAPI specification of this product(Cdn/2018-05-10)follows the RPC standard.Alibaba Cloud provides pre-built SDKs for popular programming languages to abstract low-...

资源包选购

取决于CDN上的命中率情况,CDN上的命中率越,OSS上产生的费用越低。例如:CDN上字节命中率和请求命中率都是90%,这也就意味着只有10%的流量和请求需要回源到OSS源站,OSS源站对于这部分流量的收费请参见 对象存储OSS详细价格信息。资源包...
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