Help Center/ Anti-DDoS Service/ FAQs/ AAD FAQs/ Function Specifications/ How Many Origin Server IP Addresses and Ports Does AAD Support?
Updated on 2026-03-07 GMT+08:00

How Many Origin Server IP Addresses and Ports Does AAD Support?

An AAD instance bound to a domain name supports an unlimited number of origin server IP addresses. Up to 20 origin server IP addresses can be added at a time.

For an AAD instance bound to an IP address, in the Chinese mainland, it supports 50 origin server ports at no additional costs, with a maximum capacity of 500 ports. Outside the Chinese mainland, it supports 5 origin server ports at no additional costs, with a maximum capacity of 200 ports.