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Solution to failure in accessing the website after configuring CDN and parsing CNAME

Last Updated: Mar 30, 2020

Problem Description

After using CDN, add the top-level domain test.com and second-level domain names. www.test.com parse and find top-level domain names test.com can be opened, while the second-level domain name www.test.com cannot open. It can be accessed after being bound to the origin site.

 

Cause of problem

It is found that both domain names are resolved to the same CNAME.

Note: Each CNAME corresponds to one domain name. Cannot resolve to another CNAME.

 

Solution

You can restore the CNAME to which the second-level domain name www.test.com.

Note: If both domain names are resolved to the test.com.w.alikunlun.com, the CNAME of the second-level domain name www.test.com can be re-resolved to www.test.com.w.alikunlun.com.

 

Applicable to

  • CDN