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Anti-DDoS:Functions and features

Last Updated:Mar 31, 2026

Anti-DDoS Proxy (Chinese Mainland) instances support both IPv4 and IPv6 addresses. Anti-DDoS Proxy (Outside Chinese Mainland) instances support IPv4 only.

The tables below list service adding methods, mitigation settings, and mitigation analysis capabilities across all instance types.

Service adding methods

MethodAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Use domainsYesYesYes
Use portsYesYesYes
Sec-Traffic ManagerYesYesYes

Sec-Traffic Manager capabilities by instance type:

CapabilityAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Cloud service interactionYesYesYes
Tiered protectionYesYesYes
Alibaba Cloud CDN (CDN) or Dynamic Content Delivery Network (DCDN) interactionYesYesYes
Secure accelerationNoNoYes
Network accelerationNoNoYes
Note: When forwarding requests from IPv6 clients, the supported destination depends on your adding method. Domain-based adding forwards requests only to IPv4 origin servers. Port-based adding forwards requests to IPv4 or IPv6 origin servers.

Mitigation settings

After adding your service to Anti-DDoS Proxy, configure mitigation policies at the instance, domain, or port level.

Infrastructure protection

FeatureAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Configure the global mitigation policyYesYesYes
Configure IP blacklists and whitelistsYesYesYes
Configure the location blacklistYesNoYes
Deactivate blackhole filteringYesNoNo
Configure near-origin traffic diversionYesNoNo
Configure UDP reflection attack mitigationEnhanced function plan onlyNoEnhanced function plan only

Website protection

FeatureAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Use the intelligent protection featureYesYesYes
Configure the global mitigation policyYesYesYes
Configure domain blacklists and whitelistsYesYesYes
Configure the location blacklist for domain namesYesYesYes
Configure HTTP flood mitigationYesYesYes

Non-website protection

FeatureAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Configure intelligent protection for Layer 4 servicesYesNoYes
Configure the False Source featureYesYesYes
Configure advanced attack mitigation (TCP ports only)YesYesYes
Configure packet feature filteringEnhanced function plan onlyNoNo
Configure destination rate limitingYesYesYes
Configure packet length limitingYesYesYes
Configure source rate limitingYesNoYes
Scenario-specific policiesYesYesYes

Mitigation analysis capabilities

FeatureAnti-DDoS Proxy (Chinese Mainland) IPv4Anti-DDoS Proxy (Chinese Mainland) IPv6Anti-DDoS Proxy (Outside Chinese Mainland)
Attack Analysis pageYesNoYes
Statistical reportYesYesNo
Log analysisYesYesYes
System logsYesYesYes
Operation logsYesYesYes
Advanced mitigation logsYesYesYes
CloudMonitor alert monitoringYesYesYes