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          • Domain Name Configuration Overview

          Domain Name Configuration Overview

          Last Updated：2021-10-13

          CDN supports multiple custom configurations, so you can set up according to your own business needs to optimize your CDN acceleration effect.

          Cache Configuration

          Configuration name Feature description
          Configure cache expiration time Configure the cache expiration time rules for the specified resource content.
          Configure ignoring parameter Ignoring Parameters means ignoring URL requests “? "For the subsequent parameters, you can ignore parameters and flexibly control the version to improve the CDN cache hit rate.
          Set error code page customization You can customize the setting of error page and optimize the website experience.

          Access Control

          Configuration name Feature description
          Set up anti-hotlinking chain Configure HTTP referer blacklist and whitelist
          Advanced authorization Different authentication ways may be selected based on the business needs, to protect the origin server resources.
          Set cross-region access By enabling such feature, you can clear the cache and access the configuration cross domains on your own.
          Set IP access limit To defend against CC attacks, CDN supports the feature of access frequency limit for a single IP, which limits the number of visits to a single node by a single IP within 1s.
          Set the response speed limit for a single request The speed limit for a single request response refers to the user-defined value, which is used to limit the maximum response rate of each request transmitted to the client under the domain name.
          Get Real User IP Enable the users to obtain the real IP address of access source or IP address of client while using CDN for acceleration.

          HTTP Configuration

          Configuration name Feature description
          Configure HTTPS HTTPS configuration realizes encrypted transmission and identity authentication.
          Configure TLS You can flexibly configure the TLS protocol version based on different domain name requirements.
          Configure HSTS By enabling HSTS feature, you can force the client (such as browser) to use HTTPS to establish connection with the server to lower the risk of being hijacked for the first access.

          Origin Configuration

          Configuration name Feature description
          Origin follow301/302 When the node forwarded request returns 301/302 status code, the CDN node directly requests the resource from the redirected address without returning 301/302 to the user.
          RangeForward to origin Enabling the Range forward-to-origin feature can reduce the consumption of forward-to-origin traffic, which can effectively improve the distribution efficiency of large files and enhance the response speed.

          Advanced Setting

          Configuration name Feature description
          Configuration of ipv6 switch After it is enabled, the request from IPv6 client will support to access CDN with IPv6 protocol, and CDN will also carry the IP information of IPv6 client to access your origin server.
          Set HTTP header Add HTTP request header/response header configurations.
          Set video dragging CDN supports to drag videos in flv and mp4 type. Enabling drag reduces the origin rate and increases the speed.
          Quic protocol configuration Enabling such feature, CDN will follow Quic protocol to process user's IP request, which can improve the processing speed and efficiency while ensuring reliability at the same time.
          SEO Configuration SEO optimization is a way to use the rules of search engines to improve a website's natural ranking within relevant search engines.
          Bandwidth threshold setup Support to set the bandwidth capping threshold for the domain name level selectively, and process the options corresponding to all accesses based on the user's configuration value.
          Page optimization After page optimization is enabled, it automatically deletes annotations and repeated white spaces in html, which effectively removes redundant content on the page, reduces file size and improves the efficiency of accelerated delivery.
          Page compression After enabling the page compression feature, you can compress most static files, effectively reducing the size of transmitted content by users and enhancing the delivery effect.
          WAF configuration Support WAF feature to realize comprehensive security protection of data.

          Pre-release

              <td>Pre-release</td>
    <td>CDN pre-release function enables the small traffic release and verification before the new configuration is released on the whole network, and avoids such problem that your business is affected due to the release of wrong configuration. </td> 
</tr>
          Configuration name Feature description

          Set HTTPDNS

          Configuration name Feature description
          Setting HTTPDNS It directly accesses the server of Baidu AI Cloud CDN through the HTTP protocol. Because it bypasses the Internet service provider’s Local DNS, it can avoid DNS hijacking and get real-time accurate DNS resolution result.

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