https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sun, 14 Jun 2026 00:00:00 GMT https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration.en https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration.en This post walks the full path traffic travels, from domain registration through the cloud load balancer to the Ingress controller. It covers AWS/GCP/Azure LB integration annotations, ExternalDNS automation, MetalLB, Proxy Protocol and source IP preservation, multi-region DNS routing, plus cost and troubleshooting from an operations perspective. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesexternaldnsloadbalancerdnsnetworking https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration.ja https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration.ja ドメイン登録からクラウドロードバランサー、Ingressコントローラーまで、トラフィックが流れる経路全体を扱います。AWS/GCP/AzureのLB統合アノテーション、ExternalDNSによる自動化、MetalLB、Proxy Protocolと送信元IP保存、マルチリージョンDNSルーティング、コストとトラブルシューティングまで実務視点で整理します。 Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesexternaldnsloadbalancerdnsnetworking https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration https://www.youngju.dev/blog/kubernetes/2026-06-14-ingress-external-dns-loadbalancer-integration 도메인 등록부터 클라우드 로드밸런서, Ingress 컨트롤러까지 트래픽이 흐르는 전체 경로를 다룹니다. AWS/GCP/Azure LB 연동 어노테이션, ExternalDNS 자동화, MetalLB, Proxy Protocol과 소스 IP 보존, 멀티 리전 DNS 라우팅, 비용·트러블슈팅까지 실무 관점으로 정리합니다. Sun, 14 Jun 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) ingresskubernetesexternaldnsloadbalancerdnsnetworking