Daily-updated IP ranges for 20+ providers (AWS, Azure, GCP, Cloudflare, GitHub, Fastly, Linode + GoogleBot, BingBot, GPTBot) in 12+ formats: TXT, JSON, CSV, SQL, Nginx, Apache, iptables, nftables, UFW, HAProxy, Caddy + merged CIDRs
HTTP load balancer in Go using only the standard library, round-robin, health checks, weighted routing. Great for learning Go networking internals
📘 Companion code for "Go at Scale" 528 pages of production-grade Go patterns. Concurrency, microservices, event-driven architecture & more. Available on Amazon.