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:Firewall configuration

Last Updated:May 18, 2026

Add AI Coding Assistant Qoder CN domains to your firewall whitelist so that Qoder CN can connect to its backend services from corporate networks.

Applicable scenarios

Configure these whitelist rules if your network uses firewalls, proxy servers, or other security appliances that restrict outbound HTTPS traffic. Without the correct whitelist entries, Qoder CN cannot:

  • Complete logon and authentication

  • Provide code completion and chat responses

  • Download offline models

Required domains

All traffic uses standard HTTPS port 443. Add the following entries to your firewall whitelist.

Logon

These domains handle authentication, identity verification, and static assets for the logon flow.

Domain Purpose
https://account.alibabacloud.com Alibaba Cloud account service
https://signin.alibabacloud.com Logon endpoint
https://passport.alibabacloud.com Identity verification
https://account-cn.alibabacloud.com Account service
https://www.alibabacloud.com Alibaba Cloud portal
https://g.alicdn.com Static assets
https://assets.alicdn.com Static assets
https://lang.alicdn.com Localization resources
https://img.alicdn.com Image resources
https://at.alicdn.com Icon fonts
https://x.alicdn.co Frontend resources
https://sg.mmstat.com Analytics
https://1phbjr.tdum.alibaba.com Telemetry

Code completion and chat

Domain Purpose
https://lingma.alibabacloud.com Qoder CN API service for code completion and chat

Offline model download

Domain Purpose
https://codeup-algo.oss-cn-hangzhou.aliyuncs.com Model binary downloads

Verify connectivity

After you add the whitelist entries, verify connectivity from a machine on the corporate network:

curl -I https://lingma.alibabacloud.com

A successful connection returns an HTTP response header, such as HTTP/1.1 302 or HTTP/2 302. If the request times out or is refused, check that the domain is whitelisted and that no intermediate proxy or security appliance blocks outbound HTTPS traffic.