“HTTP ERROR 403” is Returned When I Access COS Using a CDN Domain

Last updated: 2021-05-25 11:43:11

    Symptoms

    When I use a CDN domain to access COS, the error code “HTTP ERROR 403” is returned.

    Possible Causes

    The CDN acceleration domain is disabled.

    Troubleshooting Procedure

    1. Log in to the COS console.
    2. Click Bucket List in the left sidebar.
    3. Click the name of the desired bucket to go to the configuration page.
    4. Select Domain and Transfer > Default CDN Acceleration Domain.
    5. In the Default CDN Acceleration Domain area, check whether the Status is Enabled.
    6. In the Custom CDN Acceleration Domain area, check whether the Status is Online.