Service Upgrade

Anti-DDoS Services Network Upgrade Notice

Jan 22, 2026

Anti-DDoS

Affected Time

2026-01-30 02:00:00 - 2026-01-30 07:00:00 (UTC+08) Singapore nodes
2026-02-02 02:00:00 - 2026-02-02 07:00:00 (UTC+08) Hong Kong China nodes

Upgrade Content

Anti-DDoS Proxy (Outside Chinese Mainland) and Anti-DDoS Origin Enhanced EIP Singapore nodes and Hong Kong China nodes network upgrade.

Upgrade Impact

During the network upgrade period for Singapore nodes, traffic goes through Anti-DDoS Proxy (Outside Chinese Mainland) and Anti-DDoS Origin Enhanced EIP Singapore nodes may experience increase in delay, temporary long-term TCP session reconnection 1-2 times and some packet loss. Please ensure that you implement the reconnection and retry mechanism in your services to enhance the fault tolerance of your services.

During the network upgrade period for Hong Kong China nodes, traffic goes through Anti-DDoS Proxy (Outside Chinese Mainland) and Anti-DDoS Origin Enhanced EIP Hong Kong China nodes may experience increase in delay, temporary long-term TCP session reconnection 1-2 times and some packet loss. CMA, Sec-CMA and Sec-CMA 2.0 may experience accelerated failure, temporary long-term TCP session reconnection 1-2 times and some packet loss. Please ensure that you implement the reconnection and retry mechanism in your services to enhance the fault tolerance of your services.

We apologize for any inconvenience caused. If you have any questions, please feel free to contact us by submitting a ticket any time.