Matt Horan's Blog

There’s a joke among sysadmins: it’s always DNS. DNS is an integral part of the modern internet. It often works and therefore nobody ever thinks about it. But when it doesn’t work, weird things happen — and nobody ever thinks about DNS. Even when they know it’s always DNS. Recently I had my own “it’s always DNS” moment, and I figured I’d share my experience here so that maybe you’ll remember: it’s always DNS.

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