This topic describes the billing of Anti-DDoS Premium instances of the Insurance and Unlimited mitigation plans.

Billable items

Note The prices that are provided in this topic are for reference only. The actual prices on the Anti-DDoS Premium buy page shall prevail.

Subscription billable items

Billable item Description
Instance
  • Unit price of an instance of the Insurance mitigation plan: USD 2,630 per month.
    Instance specifications:
    • Clean bandwidth: 100 Mbit/s.
    • 95th percentile burstable clean bandwidth: disabled.
    • Function plan: Standard function plan.
    • Number of domain names that can be protected by the instance: 10. The domain names that you add to an instance can belong to only one second-level domain name.
    • Clean queries per second (QPS): 500.
    • Number of ports that can be protected by the instance: 5.
  • Unit price of an instance of the Unlimited mitigation plan: USD 11,560 per month.
    Instance specifications:
    • Clean bandwidth: 100 Mbit/s.
    • 95th percentile burstable clean bandwidth: disabled.
    • Function plan: Standard function plan.
    • Number of domain names that can be protected by the instance: 10. The domain names that you add to an instance can belong to only one second-level domain name.
    • Clean QPS: 1,000.
    • Number of ports that can be protected by the instance: 5.
Clean bandwidth The maximum service traffic that can be processed by the instance when no attacks occur.

Price for every 50 Mbit/s of clean bandwidth increment: USD 790 per month.

Function plan Enhanced function plan: The price of an instance that uses the Enhanced function plan is USD 1,200 per month higher than the price of an instance that uses the Standard function plan. For more information about the Standard and Enhanced function plans, see Function plan.
Number of domain names The number of HTTP and HTTPS domain names that can be protected by the instance.
  • Price for every 10 additional domain names in the Standard function plan: USD 45 per month.
  • Price for every 10 domain names in the Enhanced function plan: USD 75 per month.
Note For every 10 additional domain names, the total number of second-level domain names that are supported is increased by one.
Clean QPS The maximum number of HTTP and HTTPS requests per second that can be concurrently processed by the instance when no attacks occur.

Price for every 100 QPS of clean QPS increment: USD 150 per month.

Important We recommend that you specify this parameter based on your business requirements. If the actual QPS of your service exceeds the value of this parameter, packet loss may occur and some logs may fail to be recorded.
Number of ports The number of TCP and UDP ports that can be protected by the instance.

Price for every five additional ports: USD 150 per month.

Pay-as-you-go billable items

Billable item Description
95th percentile burstable clean bandwidth You can select the metering method of the daily 95th percentile bandwidth or the monthly 95th percentile bandwidth. 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.

Instance expiration

Instance status Description
Before the instance expires Alibaba Cloud sends you text messages and emails seven days, three days, and one day before your instance expires to remind you to renew your subscription.
From the expiration date to thirty 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.
Thirty calendar days (included) after the expiration date The instance no longer forwards service traffic and is released.
Warning
  • If you no longer need Anti-DDoS Premium, you must switch service traffic from the Anti-DDoS Premium instance to the origin server 30 calendar days before the expiration date. Otherwise, access to your services may be adversely affected. If you want to switch service traffic, make sure that the domain name of your website does not map to the CNAME assigned by Anti-DDoS Premium. You must also make sure that your non-website service does not use an exclusive IP address provided by the instance.
  • After all Anti-DDoS Premium instances that are created by using your Alibaba Cloud account are released, the configurations that are added to Anti-DDoS Pro are deleted. If you want to use Anti-DDoS Premium again, you must purchase and configure another Anti-DDoS Premium instance.

Overdue payments

  • If the balance of your Alibaba Cloud account including cash, vouchers, and coupons is insufficient to complete 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.

Renewal

You can manually renew your instance. You can also enable auto-renewal for the instance. For more information about how to create a username and a password of a database account, see Renew an instance.

Refunds

After you purchase a subscription Anti-DDoS Pro instance,. you cannot request a refund for the instance.

Bill query

You can query bills in User Center.