You can disable your domain names that are added to Dynamic Route for CDN (DCDN). In some scenarios, your domain names for DCDN can be disabled by DCDN due to service violation, overdue payment, or invalid Internet Content Provider (ICP) filing. This topic describes the resolution rules for disabled domain names for DCDN and how to enable the domain names again.

Service violation

Problem description: Your domain name for DCDN is blocked because it does not comply with the limits that DCDN imposes on domain names. In this case, your domain name for DCDN is disabled. In addition, the system sends notifications to you by using text messages or emails.

Resolution rule for a disabled domain name for DCDN: DCDN deletes the canonical name (CNAME) that is assigned to the domain name and stops resolving the domain name. In this case, the domain name is inaccessible. In addition, the domain name is added to the blacklist. You cannot add it to DCDN again in the DCDN console.

Solution: Make sure that the domain name for DCDN complies with the limits that DCDN imposes on domain names. Then, submit a ticket to bring an appeal.

Overdue payment

Problem description: The balance, including credit balances and coupons, in your Alibaba Cloud account is insufficient to complete overdue payments.In this case, the system sends you SMS messages or emails to notify you of overdue payments.

Resolution rule for a disabled domain name for DCDN:
  • In normal cases: A domain name for DCDN is resolved to the IP address that belongs to a DCDN node by using a CNAME.
  • Within the next 720 hours after a domain name for DCDN is disabled because of the overdue payment: When you receive text messages or emails that notify you of the overdue payment, DCDN disables the domain name for DCDN. The status of the domain name is changed to OFFLINE. Within the next 720 hours after the domain name for DCDN is disabled, the domain name is resolved to the origin server by using the CNAME.
  • After the domain name for DCDN is disabled for 720 hours because of the overdue payment: DCDN stops resolving the domain name to the origin server. The domain name is resolved to an invalid domain name offline.***.com by using the CNAME. In this case, the domain name is inaccessible.

Solution: Settle the payment. After that, you must manually enable the domain name for DCDN in the OFFLINE state again.

Invalid ICP filing

Problem description: When the ICP filing of your domain name for DCDN becomes invalid, the system sends text messages or emails to notify you that you must obtain an ICP filing.
Note
  • The ICP filing of a domain name becomes invalid if the information of the ICP filing entity changes. The information includes but not limited to the ICP filing owner, receiving channels of notifications, service provider, website, and website service. In this case, if you check the ICP filing status of the domain name, the domain name does not have an ICP filing.
  • If your DCDN service is deployed in a region in mainland China, your domain name must have an ICP filing.
Resolution rule for a disabled domain name for DCDN:
  • In normal cases: A domain name for DCDN is resolved to the IP address that belongs to a DCDN node by using a CNAME.
  • Within the next 168 hours after a domain name for DCDN is disabled because of its invalid ICP filing: When the ICP filing of a domain name for DCDN becomes invalid, DCDN disables the domain name. The status of the domain name is changed to OFFLINE. Within the next 168 hours after the domain name for DCDN is disabled, the domain name is resolved to the origin server by using the CNAME.
  • After the domain name for DCDN is disabled for 168 hours because of its invalid ICP filing: DCDN stops resolving the domain name to the origin server. The domain name is resolved to an invalid domain name offline.***.com by using the CNAME. In this case, the domain name is inaccessible.

Solution: Make sure that you have applied for an ICP filing for the domain name. Then, submit a ticket to bring an appeal.

Intentional operation

Problem description: You can disable a domain name for DCDN that is no longer needed.

Resolution rule for a disabled domain name for DCDN:
  • In normal cases: A domain name for DCDN is resolved to the IP address that belongs to a DCDN node by using a CNAME.
  • Intentional operation: When you disable a domain name for DCDN, the DCDN service for the domain name is stopped. The domain name is resolved to an invalid domain name offline.***.com by using the CNAME. In this case, the domain name is inaccessible.

Solution: To enable the disabled domain name for DCDN again, perform the following steps: Log on to the DCDN console and click Domain Names in the left-side navigation pane. On the Domain Names page, select the domain name that is disabled and click Enable.