This topic describes how to query important operation logs that are generated in the previous 180 days in the Anti-DDoS Pro console.


An Anti-DDoS Pro instance is purchased.
Notice Only Anti-DDoS Pro supports the operation logs feature. If you use Anti-DDoS Premium, you cannot view operation logs.

Background information

Operation logs record only important operations in the previous 180 days. You can view the following types of operation logs:

  • Purchase and release of Anti-DDoS Pro instances
  • IP address changes of Elastic Compute Service (ECS) instances
  • Deactivation of blackhole filtering
  • Traffic blocking or unblocking
  • Changes of the scrubbing mode for Layer 4 traffic
  • Changes of the mitigation mode for HTTP flood attacks
  • Changes of the burstable protection bandwidth
  • Changes of the burstable clean bandwidth


  1. Log on to the Anti-DDoS Pro console.
  2. In the top navigation bar, select Chinese Mainland.
    If you select this region, the Anti-DDoS Pro console appears.
  3. In the left-side navigation pane, choose Investigation > Operation Logs.
  4. On the Operation Logs page, select the type of the operation logs that you want to view and specify a time range to view specific operation logs. For example, you can select IP from the drop-down list and enter an IP address.