This topic describes the billing of Anti-DDoS Premium instances of the Insurance and Unlimited mitigation plans.
The prices of billable items that are provided in this topic are for reference only. The actual prices on the Anti-DDoS Premium buy page shall prevail.
The following table describes the unit prices of the two types of instances that use the minimum specifications and the details of the specifications.
USD 2,630 per month
USD 11,560 per month
If the minimum specifications do not meet your business requirements, you can upgrade the specifications and enable pay-as-you-go features. The following figure shows billable items.
After you enable the burstable clean bandwidth feature, you are charged for the burstable clean bandwidth that is used when the peak traffic exceeds the clean bandwidth of your instance. For more information, see Billing of the burstable clean bandwidth feature.
Burstable clean bandwidth
The burstable clean bandwidth feature provides additional clean bandwidth for your instance. If spikes occur in your service traffic and the traffic exceeds the clean bandwidth of the instance during peak hours, the burstable clean bandwidth feature can be used to prevent access to your service from being limited. For more information, see Billing of the burstable clean bandwidth feature.
The burstable QPS feature provides additional QPS for your instance. If spikes occur in your service QPS and the QPS exceeds the clean QPS of the instance during peak hours, the burstable QPS feature can be used to prevent access to your service from being limited. For more information, see Billing of the burstable QPS feature.
Before the instance expires
Alibaba Cloud sends you emails 7 days, 3 days, and 1 day before your instance expires to remind you to renew your subscription.
From the expiration date to 30 calendar days (excluded) after the expiration date
The instance forwards service traffic, and the configurations of the instance are retained. If you renew your instance within this time period, the instance continues to provide protection capabilities based on the specifications that you purchase.
30 calendar days (included) after the expiration date
The instance no longer forwards service traffic and is released.
If the balance of your Alibaba Cloud account, including cash, vouchers, and coupons, is insufficient to settle an outstanding payment, your account has an overdue payment.
If your Alibaba Cloud account has an overdue payment, you must top up your account at the earliest opportunity to ensure that the balance of your account is sufficient. Otherwise, your pay-as-you-go service may become unavailable.
You can manually renew an instance. You can also enable auto-renewal for the instance. For more information, see Renew an instance.
After you purchase an instance, you cannot request a refund for the instance.
You can query bills in User Center.