xinyitang3

xinyitang3 / cfnb

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一个全自动的 Cloudflare CDN 节点优选工具。通过 TCP 延迟测试、IP 可用性二次验证和真实带宽测速三重筛选，从海量公开 IP 中智能提取当前网络下最优节点。支持全局/分国家优选、前置国家过滤、自定义并发与重试策略，并可自动将结果批量更新至 Cloudflare DNS（多 IP 轮询）及同步至 GitHub 仓库。全程通过 WxPusher 微信通知实时反馈运行状态。全平台兼容（Windows / Linux），一键部署定时任务，轻松对接 EdgeTunnel 等代理工具。

automation bandwidth-test cloudflare cloudflare-cdn cross-platform
27
8
69% credibility
Found Apr 19, 2026 at 27 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Python
AI Summary

A cross-platform tool that tests public Cloudflare IP addresses for low latency, availability, and high bandwidth to select optimal nodes for network routing, with automation for DNS updates, file syncing, and mobile notifications.

How It Works

1
🌐 Discover the speed tool

You hear about a handy tool that finds the quickest Cloudflare paths to make your internet faster and more reliable.

2
💻 Get it on your computer

Download the files to your Windows or Linux machine and run the easy setup helper to prepare everything.

3
⚙️ Pick your favorites

Choose settings like which countries to focus on or turn on phone alerts so it fits your needs perfectly.

4
⚡ Run the magic test

Hit go and watch it zoom through thousands of paths, picking the absolute fastest ones just for your connection.

5
🔄 Make it automatic

Set a timer so it checks and updates the best paths every 15 minutes without you lifting a finger.

6
📱 Stay in the loop

Get instant updates on your phone when new top paths are ready or if something needs a quick look.

🚀 Zoom with top speeds

Your apps now use the fastest routes automatically, giving you smooth, speedy internet every time.

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Star Growth

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AI-Generated Review

What is cfnb?

cfnb automates selecting the fastest Cloudflare CDN nodes from public IP pools using TCP latency tests, availability checks via dedicated APIs, and real bandwidth measurements with curl. It outputs a ranked ip.txt list, optionally bulk-updates your Cloudflare DNS records for multi-IP round-robin via the Cloudflare CDN API, and syncs results to a GitHub repo for raw-link access. Built in Python, it runs on Windows or Linux with one-click setup scripts for scheduled tasks and WeChat notifications through WxPusher.

Why is it gaining traction?

Unlike basic ping-based selectors, cfnb's triple screening—latency, proxy viability, and throughput—delivers truly usable nodes, with pre-country filtering and fallback logic for flaky networks. Auto-integration with Cloudflare DNS and GitHub hosting means zero manual config for proxies like EdgeTunnel, plus real-time alerts beat cron-log hunting. Devs dig the tunable concurrency, retries, and cross-platform scheduling for monitoring cloudflare cdn status without hassle.

Who should use this?

Network ops folks optimizing Cloudflare CDN free setups for proxies or tunnels, especially EdgeTunnel users needing dynamic IP rotation. Proxy maintainers tired of manual cloudflare cdn map tweaks or cloudflare cdn cgi trace hunts. DevOps handling cloudflare github actions/workflows that rely on fast CDN routing.

Verdict

Grab it if you need hands-off Cloudflare node optimization—docs are thorough, setup is idiot-proof, and it hooks right into cloudflare cdn pricing-sensitive workflows. At 27 stars and 0.7% credibility, it's early but battle-tested on low-spec servers; test in prod after your own run.

(198 words)

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