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CDN:Overdue payments

Last Updated:Apr 28, 2026

This topic describes why CDN and DCDN services are suspended and why you receive low balance alerts.

Service suspension for overdue payments

Note

If you have an overdue payment for a service instance, you are at risk of a service suspension. The system notifies you to make the payment promptly to avoid service disruption.

  • Overdue payment notifications

    Your account is considered overdue if you have an outstanding bill for CDN or services. The system then notifies you through an internal message and email to pay the bill promptly.

  • Service suspension

    • Your CDN and services are not affected if you settle the bill within 15 days of your account becoming overdue. After 15 days, the CDN and services are suspended.

    • After service for your account is suspended due to an overdue payment, CDN and will immediately stop the acceleration service. The accelerated domain name will be taken offline, and its corresponding CNAME record will be resolved to an invalid address such as offline.***.com. As a result, the accelerated domain name will become inaccessible.

      Note

      For more information about taking domain names Offline, see Changes to the offline rules for domain names.

    • After a service suspension for CDN is triggered by an overdue payment on your account, the cached resources for the CDN domain names under your account will be released from our points of presence (POPs). The configuration information of the CDN domain names will be retained for no more than 30 days.

  • Settle the outstanding balance and restore service

    You can go to Expenses to view overdue payment information and top up your account to settle the outstanding balance. After the outstanding balance is settled, CDN and services are restored. Domain names taken Offline due to an overdue payment are automatically restored, and their acceleration service resumes.

    Note that if the system has deleted the CDN or domain name configurations under your account, you must re-add them after you settle the overdue payment. Additionally, the CDN and points of presence (POPs) must re-fetch and cache resources from the origin server.

Low balance alerts

Low balance alerts for your CDN or service are triggered in the following scenarios:

  • Pay-by-data-transfer: The system uses the average of your billable amounts for the CDN service over the last 7 hours to determine if your account balance is sufficient to cover the fees for the next three billing cycles of the CDN service. If your balance is insufficient, the system will notify you via internal messages and emails.

  • Pay-by-bandwidth: The system uses the payable amount of your CDN service from the most recent billing cycle (day) to determine whether your account balance is sufficient to cover the fees for the CDN service for the next billing cycle (day). If your balance is insufficient, the system will notify you by internal message and email.