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JD Cloud distributes the software package, mobile system update packages and so on to the nodes nearest to netizens by constructing a nationwide CDN professional application service platform, and automatically analyzes, judges and directs the netizens’ access request to the optimal CDN node through JD Cloud’s unique traffic analysis mechanism, guaranteeing the good experience
As for the large file downloading business, it is supported to conduct reuploading at breakpoints other than reupload the whole file, because it can take a long time to upload the file, the process may fail due to poor network quality, etc. and accordingly reuploading is necessary.
If file contents are inconsistent due to networking, the file consistency checkout can be achieved as per the customer's requirement based on MD5 so as to guarantee the file integrality and continuity.
It supports URL refresh, directory refresh and URL prewarm and can view the progress of refresh prewarm in real-time, and through the task status, the success rate and failure rate of each refresh or prewarm task in real time can clearly searched. For the failed task, you can try again. After trying again, create a new task to view the result and status.
Support Console and open api self-help configuration and service contents. User can set the cache time and cache priority level according to different resource types such as images, page files, etc.
It can check the legitimacy of user identity by means of referer anti-leech, url parameter authentication and url path authentication, ip blacklist and so on to guarantee the security.
It can distinguish operators in different regions to sum up CDN traffic volume, bandwidth and requests and can globally count CDN service usage and groups by business and domain, meaning users can sum up the service usage by customizing the domain groups.