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dns resolve latency

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ShopperCove

Hands-on notes on developer tools, written after the tool has actually been run.

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getaddrinfo DNS Resolve Cost Localhost Lab

Hands-on getaddrinfo cost lab: localhost vs numeric IP vs AI_NUMERICHOST, plus hosts/stub names with real p50/p95 µs. DNS sinkhole labeled honestly here.

1 Oct 20266 min read