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Jul 13, 2026How I built a Fully Automated 2-Data Center HA Lab with PostgreSQL, HAProxy, and Bind9 (using Vagrant)
📖 Introduction When I started my journey into Site Reliability Engineering (SRE), I...
Jul 13, 20264 min read0 reactions0 comments
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📖 Introduction When I started my journey into Site Reliability Engineering (SRE), I...
Query the same name twice and watch the TTL shrink, compare short and long TTLs, then ask for a name that doesn't exist and see why NXDOMAIN comes back with an SOA — and gets cached anyway.
Hello, lately I have been trying to deploy a custom Docker image into my local Kubernetes cluster. It...
DNS'in Yapısı DNS sistemi, isim sunucuları ve çözümleyicilerinden oluşur. İsim sunucuları...